Home / 7,312.74-10,967.49-2,929.02

Finding the Fourth Proportional to 7,312.74, 10,967.49 and 2,929.02

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Solution

The fourth proportional to 7,312.74, 10,967.49 and 2,929.02 is: 4,392.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,312.74 : 10,967.49 = 2,929.02 : x
  2. Step 2: Convert to fraction form
    7,312.74/10,967.49 = 2,929.02/x
  3. Step 3: Cross multiply
    7,312.74x = 10,967.49 × 2,929.02
  4. Step 4: Simplify right side
    7,312.74x = 32,123,997.56
  5. Step 5: Solve for x
    x = 32,123,997.56/7,312.74
  6. Step 6: Final answer
    x = 4,392.88

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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.