Home / 6,437.12-8,882.80-3,604.02

Finding the Fourth Proportional to 6,437.12, 8,882.80 and 3,604.02

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Solution

The fourth proportional to 6,437.12, 8,882.80 and 3,604.02 is: 4,973.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,437.12 : 8,882.80 = 3,604.02 : x
  2. Step 2: Convert to fraction form
    6,437.12/8,882.80 = 3,604.02/x
  3. Step 3: Cross multiply
    6,437.12x = 8,882.80 × 3,604.02
  4. Step 4: Simplify right side
    6,437.12x = 32,013,788.86
  5. Step 5: Solve for x
    x = 32,013,788.86/6,437.12
  6. Step 6: Final answer
    x = 4,973.31

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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.