Home / 8,449.13-12,673.89-2,606.19

Finding the Fourth Proportional to 8,449.13, 12,673.89 and 2,606.19

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Solution

The fourth proportional to 8,449.13, 12,673.89 and 2,606.19 is: 3,909.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,449.13 : 12,673.89 = 2,606.19 : x
  2. Step 2: Convert to fraction form
    8,449.13/12,673.89 = 2,606.19/x
  3. Step 3: Cross multiply
    8,449.13x = 12,673.89 × 2,606.19
  4. Step 4: Simplify right side
    8,449.13x = 33,030,565.38
  5. Step 5: Solve for x
    x = 33,030,565.38/8,449.13
  6. Step 6: Final answer
    x = 3,909.35

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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.