Home / 9,929.44-14,893.20-4,997.12

Finding the Fourth Proportional to 9,929.44, 14,893.20 and 4,997.12

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Solution

The fourth proportional to 9,929.44, 14,893.20 and 4,997.12 is: 7,495.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,929.44 : 14,893.20 = 4,997.12 : x
  2. Step 2: Convert to fraction form
    9,929.44/14,893.20 = 4,997.12/x
  3. Step 3: Cross multiply
    9,929.44x = 14,893.20 × 4,997.12
  4. Step 4: Simplify right side
    9,929.44x = 74,423,107.58
  5. Step 5: Solve for x
    x = 74,423,107.58/9,929.44
  6. Step 6: Final answer
    x = 7,495.20

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1.5x scale

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.