Home / 8,237.28-12,355.74-2,393.64

Finding the Fourth Proportional to 8,237.28, 12,355.74 and 2,393.64

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Solution

The fourth proportional to 8,237.28, 12,355.74 and 2,393.64 is: 3,590.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,237.28 : 12,355.74 = 2,393.64 : x
  2. Step 2: Convert to fraction form
    8,237.28/12,355.74 = 2,393.64/x
  3. Step 3: Cross multiply
    8,237.28x = 12,355.74 × 2,393.64
  4. Step 4: Simplify right side
    8,237.28x = 29,575,193.49
  5. Step 5: Solve for x
    x = 29,575,193.49/8,237.28
  6. Step 6: Final answer
    x = 3,590.41

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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.