Home / 10,697.13-16,045.68-2,905.95

Finding the Fourth Proportional to 10,697.13, 16,045.68 and 2,905.95

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Solution

The fourth proportional to 10,697.13, 16,045.68 and 2,905.95 is: 4,358.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,697.13 : 16,045.68 = 2,905.95 : x
  2. Step 2: Convert to fraction form
    10,697.13/16,045.68 = 2,905.95/x
  3. Step 3: Cross multiply
    10,697.13x = 16,045.68 × 2,905.95
  4. Step 4: Simplify right side
    10,697.13x = 46,627,943.80
  5. Step 5: Solve for x
    x = 46,627,943.80/10,697.13
  6. Step 6: Final answer
    x = 4,358.92

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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.