Home / 10,752.40-16,134.74-4,177.74

Finding the Fourth Proportional to 10,752.40, 16,134.74 and 4,177.74

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Solution

The fourth proportional to 10,752.40, 16,134.74 and 4,177.74 is: 6,269.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,752.40 : 16,134.74 = 4,177.74 : x
  2. Step 2: Convert to fraction form
    10,752.40/16,134.74 = 4,177.74/x
  3. Step 3: Cross multiply
    10,752.40x = 16,134.74 × 4,177.74
  4. Step 4: Simplify right side
    10,752.40x = 67,406,748.69
  5. Step 5: Solve for x
    x = 67,406,748.69/10,752.40
  6. Step 6: Final answer
    x = 6,269.00

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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.