Home / 8,423.83-12,625.49-5,959.36

Finding the Fourth Proportional to 8,423.83, 12,625.49 and 5,959.36

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Solution

The fourth proportional to 8,423.83, 12,625.49 and 5,959.36 is: 8,931.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,423.83 : 12,625.49 = 5,959.36 : x
  2. Step 2: Convert to fraction form
    8,423.83/12,625.49 = 5,959.36/x
  3. Step 3: Cross multiply
    8,423.83x = 12,625.49 × 5,959.36
  4. Step 4: Simplify right side
    8,423.83x = 75,239,823.42
  5. Step 5: Solve for x
    x = 75,239,823.42/8,423.83
  6. Step 6: Final answer
    x = 8,931.79

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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.