Home / 10,885.73-16,342.43-9,252.63

Finding the Fourth Proportional to 10,885.73, 16,342.43 and 9,252.63

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Solution

The fourth proportional to 10,885.73, 16,342.43 and 9,252.63 is: 13,890.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,885.73 : 16,342.43 = 9,252.63 : x
  2. Step 2: Convert to fraction form
    10,885.73/16,342.43 = 9,252.63/x
  3. Step 3: Cross multiply
    10,885.73x = 16,342.43 × 9,252.63
  4. Step 4: Simplify right side
    10,885.73x = 151,210,411.83
  5. Step 5: Solve for x
    x = 151,210,411.83/10,885.73
  6. Step 6: Final answer
    x = 13,890.71

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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.