Home / 10,489.38-14,475.36-5,773.68

Finding the Fourth Proportional to 10,489.38, 14,475.36 and 5,773.68

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Solution

The fourth proportional to 10,489.38, 14,475.36 and 5,773.68 is: 7,967.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,489.38 : 14,475.36 = 5,773.68 : x
  2. Step 2: Convert to fraction form
    10,489.38/14,475.36 = 5,773.68/x
  3. Step 3: Cross multiply
    10,489.38x = 14,475.36 × 5,773.68
  4. Step 4: Simplify right side
    10,489.38x = 83,576,096.52
  5. Step 5: Solve for x
    x = 83,576,096.52/10,489.38
  6. Step 6: Final answer
    x = 7,967.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.