Home / 10,788.09-16,177.27-6,347.87

Finding the Fourth Proportional to 10,788.09, 16,177.27 and 6,347.87

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Solution

The fourth proportional to 10,788.09, 16,177.27 and 6,347.87 is: 9,518.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,788.09 : 16,177.27 = 6,347.87 : x
  2. Step 2: Convert to fraction form
    10,788.09/16,177.27 = 6,347.87/x
  3. Step 3: Cross multiply
    10,788.09x = 16,177.27 × 6,347.87
  4. Step 4: Simplify right side
    10,788.09x = 102,691,206.91
  5. Step 5: Solve for x
    x = 102,691,206.91/10,788.09
  6. Step 6: Final answer
    x = 9,518.94

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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.