Home / 7,002.20-10,507.44-4,234.52

Finding the Fourth Proportional to 7,002.20, 10,507.44 and 4,234.52

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Solution

The fourth proportional to 7,002.20, 10,507.44 and 4,234.52 is: 6,354.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,002.20 : 10,507.44 = 4,234.52 : x
  2. Step 2: Convert to fraction form
    7,002.20/10,507.44 = 4,234.52/x
  3. Step 3: Cross multiply
    7,002.20x = 10,507.44 × 4,234.52
  4. Step 4: Simplify right side
    7,002.20x = 44,493,964.83
  5. Step 5: Solve for x
    x = 44,493,964.83/7,002.20
  6. Step 6: Final answer
    x = 6,354.28

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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.