Home / 8,218.60-12,329.13-3,024.08

Finding the Fourth Proportional to 8,218.60, 12,329.13 and 3,024.08

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Solution

The fourth proportional to 8,218.60, 12,329.13 and 3,024.08 is: 4,536.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,218.60 : 12,329.13 = 3,024.08 : x
  2. Step 2: Convert to fraction form
    8,218.60/12,329.13 = 3,024.08/x
  3. Step 3: Cross multiply
    8,218.60x = 12,329.13 × 3,024.08
  4. Step 4: Simplify right side
    8,218.60x = 37,284,275.45
  5. Step 5: Solve for x
    x = 37,284,275.45/8,218.60
  6. Step 6: Final answer
    x = 4,536.57

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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.