Home / 10,731.17-16,095.02-2,938.16

Finding the Fourth Proportional to 10,731.17, 16,095.02 and 2,938.16

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Solution

The fourth proportional to 10,731.17, 16,095.02 and 2,938.16 is: 4,406.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,731.17 : 16,095.02 = 2,938.16 : x
  2. Step 2: Convert to fraction form
    10,731.17/16,095.02 = 2,938.16/x
  3. Step 3: Cross multiply
    10,731.17x = 16,095.02 × 2,938.16
  4. Step 4: Simplify right side
    10,731.17x = 47,289,663.49
  5. Step 5: Solve for x
    x = 47,289,663.49/10,731.17
  6. Step 6: Final answer
    x = 4,406.76

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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.