Home / 9,527.97-13,151.37-6,170.65

Finding the Fourth Proportional to 9,527.97, 13,151.37 and 6,170.65

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Solution

The fourth proportional to 9,527.97, 13,151.37 and 6,170.65 is: 8,517.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,527.97 : 13,151.37 = 6,170.65 : x
  2. Step 2: Convert to fraction form
    9,527.97/13,151.37 = 6,170.65/x
  3. Step 3: Cross multiply
    9,527.97x = 13,151.37 × 6,170.65
  4. Step 4: Simplify right side
    9,527.97x = 81,152,501.29
  5. Step 5: Solve for x
    x = 81,152,501.29/9,527.97
  6. Step 6: Final answer
    x = 8,517.30

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Half scale
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Double scale
Find fourth proportional to 9,528.97, 13,152.75 and 6,171.65
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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.