Home / 8,433.66-12,650.34-2,590.14

Finding the Fourth Proportional to 8,433.66, 12,650.34 and 2,590.14

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Solution

The fourth proportional to 8,433.66, 12,650.34 and 2,590.14 is: 3,885.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,433.66 : 12,650.34 = 2,590.14 : x
  2. Step 2: Convert to fraction form
    8,433.66/12,650.34 = 2,590.14/x
  3. Step 3: Cross multiply
    8,433.66x = 12,650.34 × 2,590.14
  4. Step 4: Simplify right side
    8,433.66x = 32,766,151.65
  5. Step 5: Solve for x
    x = 32,766,151.65/8,433.66
  6. Step 6: Final answer
    x = 3,885.16

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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.