Home / 10,901.12-16,349.68-2,895.92

Finding the Fourth Proportional to 10,901.12, 16,349.68 and 2,895.92

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Solution

The fourth proportional to 10,901.12, 16,349.68 and 2,895.92 is: 4,343.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,901.12 : 16,349.68 = 2,895.92 : x
  2. Step 2: Convert to fraction form
    10,901.12/16,349.68 = 2,895.92/x
  3. Step 3: Cross multiply
    10,901.12x = 16,349.68 × 2,895.92
  4. Step 4: Simplify right side
    10,901.12x = 47,347,365.31
  5. Step 5: Solve for x
    x = 47,347,365.31/10,901.12
  6. Step 6: Final answer
    x = 4,343.35

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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.