Home / 9,760.16-13,468.75-5,511.38

Finding the Fourth Proportional to 9,760.16, 13,468.75 and 5,511.38

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Solution

The fourth proportional to 9,760.16, 13,468.75 and 5,511.38 is: 7,605.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,760.16 : 13,468.75 = 5,511.38 : x
  2. Step 2: Convert to fraction form
    9,760.16/13,468.75 = 5,511.38/x
  3. Step 3: Cross multiply
    9,760.16x = 13,468.75 × 5,511.38
  4. Step 4: Simplify right side
    9,760.16x = 74,231,318.25
  5. Step 5: Solve for x
    x = 74,231,318.25/9,760.16
  6. Step 6: Final answer
    x = 7,605.54

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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.