Home / 10,687.52-16,032.50-4,448.32

Finding the Fourth Proportional to 10,687.52, 16,032.50 and 4,448.32

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Solution

The fourth proportional to 10,687.52, 16,032.50 and 4,448.32 is: 6,672.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,687.52 : 16,032.50 = 4,448.32 : x
  2. Step 2: Convert to fraction form
    10,687.52/16,032.50 = 4,448.32/x
  3. Step 3: Cross multiply
    10,687.52x = 16,032.50 × 4,448.32
  4. Step 4: Simplify right side
    10,687.52x = 71,317,690.40
  5. Step 5: Solve for x
    x = 71,317,690.40/10,687.52
  6. Step 6: Final answer
    x = 6,672.99

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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.