Home / 9,501.39-13,115.54-8,504.85

Finding the Fourth Proportional to 9,501.39, 13,115.54 and 8,504.85

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Solution

The fourth proportional to 9,501.39, 13,115.54 and 8,504.85 is: 11,739.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,501.39 : 13,115.54 = 8,504.85 : x
  2. Step 2: Convert to fraction form
    9,501.39/13,115.54 = 8,504.85/x
  3. Step 3: Cross multiply
    9,501.39x = 13,115.54 × 8,504.85
  4. Step 4: Simplify right side
    9,501.39x = 111,545,657.84
  5. Step 5: Solve for x
    x = 111,545,657.84/9,501.39
  6. Step 6: Final answer
    x = 11,739.93

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Half scale
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Double scale
Find fourth proportional to 9,502.39, 13,116.92 and 8,505.85
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.