Home / 10,038.76-15,044.70-4,490.92

Finding the Fourth Proportional to 10,038.76, 15,044.70 and 4,490.92

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Solution

The fourth proportional to 10,038.76, 15,044.70 and 4,490.92 is: 6,730.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,038.76 : 15,044.70 = 4,490.92 : x
  2. Step 2: Convert to fraction form
    10,038.76/15,044.70 = 4,490.92/x
  3. Step 3: Cross multiply
    10,038.76x = 15,044.70 × 4,490.92
  4. Step 4: Simplify right side
    10,038.76x = 67,564,544.12
  5. Step 5: Solve for x
    x = 67,564,544.12/10,038.76
  6. Step 6: Final answer
    x = 6,730.37

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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.