Home / 8,237.61-12,327.70-6,739.52

Finding the Fourth Proportional to 8,237.61, 12,327.70 and 6,739.52

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Solution

The fourth proportional to 8,237.61, 12,327.70 and 6,739.52 is: 10,085.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,237.61 : 12,327.70 = 6,739.52 : x
  2. Step 2: Convert to fraction form
    8,237.61/12,327.70 = 6,739.52/x
  3. Step 3: Cross multiply
    8,237.61x = 12,327.70 × 6,739.52
  4. Step 4: Simplify right side
    8,237.61x = 83,082,702.22
  5. Step 5: Solve for x
    x = 83,082,702.22/8,237.61
  6. Step 6: Final answer
    x = 10,085.78

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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.