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Finding the Fourth Proportional to 2,929.91, 4,397.03 and 2,359.67

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Solution

The fourth proportional to 2,929.91, 4,397.03 and 2,359.67 is: 3,541.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,929.91 : 4,397.03 = 2,359.67 : x
  2. Step 2: Convert to fraction form
    2,929.91/4,397.03 = 2,359.67/x
  3. Step 3: Cross multiply
    2,929.91x = 4,397.03 × 2,359.67
  4. Step 4: Simplify right side
    2,929.91x = 10,375,527.98
  5. Step 5: Solve for x
    x = 10,375,527.98/2,929.91
  6. Step 6: Final answer
    x = 3,541.24

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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.