Home / 10,895.14-16,342.72-7,614.64

Finding the Fourth Proportional to 10,895.14, 16,342.72 and 7,614.64

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Solution

The fourth proportional to 10,895.14, 16,342.72 and 7,614.64 is: 11,421.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,895.14 : 16,342.72 = 7,614.64 : x
  2. Step 2: Convert to fraction form
    10,895.14/16,342.72 = 7,614.64/x
  3. Step 3: Cross multiply
    10,895.14x = 16,342.72 × 7,614.64
  4. Step 4: Simplify right side
    10,895.14x = 124,443,929.42
  5. Step 5: Solve for x
    x = 124,443,929.42/10,895.14
  6. Step 6: Final answer
    x = 11,421.97

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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.