Home / 8,240.43-11,371.95-4,514.43

Finding the Fourth Proportional to 8,240.43, 11,371.95 and 4,514.43

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Solution

The fourth proportional to 8,240.43, 11,371.95 and 4,514.43 is: 6,230.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,240.43 : 11,371.95 = 4,514.43 : x
  2. Step 2: Convert to fraction form
    8,240.43/11,371.95 = 4,514.43/x
  3. Step 3: Cross multiply
    8,240.43x = 11,371.95 × 4,514.43
  4. Step 4: Simplify right side
    8,240.43x = 51,337,872.24
  5. Step 5: Solve for x
    x = 51,337,872.24/8,240.43
  6. Step 6: Final answer
    x = 6,230.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.