Home / 8,434.62-12,649.75-2,510.12

Finding the Fourth Proportional to 8,434.62, 12,649.75 and 2,510.12

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Solution

The fourth proportional to 8,434.62, 12,649.75 and 2,510.12 is: 3,764.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,434.62 : 12,649.75 = 2,510.12 : x
  2. Step 2: Convert to fraction form
    8,434.62/12,649.75 = 2,510.12/x
  3. Step 3: Cross multiply
    8,434.62x = 12,649.75 × 2,510.12
  4. Step 4: Simplify right side
    8,434.62x = 31,752,320.95
  5. Step 5: Solve for x
    x = 31,752,320.95/8,434.62
  6. Step 6: Final answer
    x = 3,764.52

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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.