Home / 10,438.27-14,406.34-6,610.25

Finding the Fourth Proportional to 10,438.27, 14,406.34 and 6,610.25

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Solution

The fourth proportional to 10,438.27, 14,406.34 and 6,610.25 is: 9,123.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,438.27 : 14,406.34 = 6,610.25 : x
  2. Step 2: Convert to fraction form
    10,438.27/14,406.34 = 6,610.25/x
  3. Step 3: Cross multiply
    10,438.27x = 14,406.34 × 6,610.25
  4. Step 4: Simplify right side
    10,438.27x = 95,229,508.99
  5. Step 5: Solve for x
    x = 95,229,508.99/10,438.27
  6. Step 6: Final answer
    x = 9,123.12

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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.