Home / 8,337.30-12,485.70-4,433.10

Finding the Fourth Proportional to 8,337.30, 12,485.70 and 4,433.10

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Solution

The fourth proportional to 8,337.30, 12,485.70 and 4,433.10 is: 6,638.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,337.30 : 12,485.70 = 4,433.10 : x
  2. Step 2: Convert to fraction form
    8,337.30/12,485.70 = 4,433.10/x
  3. Step 3: Cross multiply
    8,337.30x = 12,485.70 × 4,433.10
  4. Step 4: Simplify right side
    8,337.30x = 55,350,356.67
  5. Step 5: Solve for x
    x = 55,350,356.67/8,337.30
  6. Step 6: Final answer
    x = 6,638.88

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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.