Home / 10,770.18-16,150.41-4,191.36

Finding the Fourth Proportional to 10,770.18, 16,150.41 and 4,191.36

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Solution

The fourth proportional to 10,770.18, 16,150.41 and 4,191.36 is: 6,285.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,770.18 : 16,150.41 = 4,191.36 : x
  2. Step 2: Convert to fraction form
    10,770.18/16,150.41 = 4,191.36/x
  3. Step 3: Cross multiply
    10,770.18x = 16,150.41 × 4,191.36
  4. Step 4: Simplify right side
    10,770.18x = 67,692,182.46
  5. Step 5: Solve for x
    x = 67,692,182.46/10,770.18
  6. Step 6: Final answer
    x = 6,285.15

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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.