Home / 9,750.11-13,455.12-5,501.15

Finding the Fourth Proportional to 9,750.11, 13,455.12 and 5,501.15

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Solution

The fourth proportional to 9,750.11, 13,455.12 and 5,501.15 is: 7,591.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,750.11 : 13,455.12 = 5,501.15 : x
  2. Step 2: Convert to fraction form
    9,750.11/13,455.12 = 5,501.15/x
  3. Step 3: Cross multiply
    9,750.11x = 13,455.12 × 5,501.15
  4. Step 4: Simplify right side
    9,750.11x = 74,018,637.20
  5. Step 5: Solve for x
    x = 74,018,637.20/9,750.11
  6. Step 6: Final answer
    x = 7,591.57

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Half scale
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Double scale
Find fourth proportional to 9,751.11, 13,456.50 and 5,502.15
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.