Home / 8,277.54-12,416.31-2,434.20

Finding the Fourth Proportional to 8,277.54, 12,416.31 and 2,434.20

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Solution

The fourth proportional to 8,277.54, 12,416.31 and 2,434.20 is: 3,651.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,277.54 : 12,416.31 = 2,434.20 : x
  2. Step 2: Convert to fraction form
    8,277.54/12,416.31 = 2,434.20/x
  3. Step 3: Cross multiply
    8,277.54x = 12,416.31 × 2,434.20
  4. Step 4: Simplify right side
    8,277.54x = 30,223,781.80
  5. Step 5: Solve for x
    x = 30,223,781.80/8,277.54
  6. Step 6: Final answer
    x = 3,651.30

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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.