Home / 9,487.07-13,092.08-5,238.13

Finding the Fourth Proportional to 9,487.07, 13,092.08 and 5,238.13

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Solution

The fourth proportional to 9,487.07, 13,092.08 and 5,238.13 is: 7,228.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,487.07 : 13,092.08 = 5,238.13 : x
  2. Step 2: Convert to fraction form
    9,487.07/13,092.08 = 5,238.13/x
  3. Step 3: Cross multiply
    9,487.07x = 13,092.08 × 5,238.13
  4. Step 4: Simplify right side
    9,487.07x = 68,577,951.55
  5. Step 5: Solve for x
    x = 68,577,951.55/9,487.07
  6. Step 6: Final answer
    x = 7,228.57

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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.