Home / 10,774.97-16,152.87-4,205.76

Finding the Fourth Proportional to 10,774.97, 16,152.87 and 4,205.76

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Solution

The fourth proportional to 10,774.97, 16,152.87 and 4,205.76 is: 6,304.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,774.97 : 16,152.87 = 4,205.76 : x
  2. Step 2: Convert to fraction form
    10,774.97/16,152.87 = 4,205.76/x
  3. Step 3: Cross multiply
    10,774.97x = 16,152.87 × 4,205.76
  4. Step 4: Simplify right side
    10,774.97x = 67,935,094.53
  5. Step 5: Solve for x
    x = 67,935,094.53/10,774.97
  6. Step 6: Final answer
    x = 6,304.90

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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.