Home / 6,437.13-8,877.16-4,200.72

Finding the Fourth Proportional to 6,437.13, 8,877.16 and 4,200.72

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Solution

The fourth proportional to 6,437.13, 8,877.16 and 4,200.72 is: 5,793.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,437.13 : 8,877.16 = 4,200.72 : x
  2. Step 2: Convert to fraction form
    6,437.13/8,877.16 = 4,200.72/x
  3. Step 3: Cross multiply
    6,437.13x = 8,877.16 × 4,200.72
  4. Step 4: Simplify right side
    6,437.13x = 37,290,463.56
  5. Step 5: Solve for x
    x = 37,290,463.56/6,437.13
  6. Step 6: Final answer
    x = 5,793.03

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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.