Home / 10,307.52-15,448.98-4,755.28

Finding the Fourth Proportional to 10,307.52, 15,448.98 and 4,755.28

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Solution

The fourth proportional to 10,307.52, 15,448.98 and 4,755.28 is: 7,127.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,307.52 : 15,448.98 = 4,755.28 : x
  2. Step 2: Convert to fraction form
    10,307.52/15,448.98 = 4,755.28/x
  3. Step 3: Cross multiply
    10,307.52x = 15,448.98 × 4,755.28
  4. Step 4: Simplify right side
    10,307.52x = 73,464,225.61
  5. Step 5: Solve for x
    x = 73,464,225.61/10,307.52
  6. Step 6: Final answer
    x = 7,127.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.