Home / 8,434.14-12,650.13-2,590.62

Finding the Fourth Proportional to 8,434.14, 12,650.13 and 2,590.62

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Solution

The fourth proportional to 8,434.14, 12,650.13 and 2,590.62 is: 3,885.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,434.14 : 12,650.13 = 2,590.62 : x
  2. Step 2: Convert to fraction form
    8,434.14/12,650.13 = 2,590.62/x
  3. Step 3: Cross multiply
    8,434.14x = 12,650.13 × 2,590.62
  4. Step 4: Simplify right side
    8,434.14x = 32,771,679.78
  5. Step 5: Solve for x
    x = 32,771,679.78/8,434.14
  6. Step 6: Final answer
    x = 3,885.60

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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.