Home / 8,345.88-12,514.77-3,152.16

Finding the Fourth Proportional to 8,345.88, 12,514.77 and 3,152.16

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Solution

The fourth proportional to 8,345.88, 12,514.77 and 3,152.16 is: 4,726.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,345.88 : 12,514.77 = 3,152.16 : x
  2. Step 2: Convert to fraction form
    8,345.88/12,514.77 = 3,152.16/x
  3. Step 3: Cross multiply
    8,345.88x = 12,514.77 × 3,152.16
  4. Step 4: Simplify right side
    8,345.88x = 39,448,557.40
  5. Step 5: Solve for x
    x = 39,448,557.40/8,345.88
  6. Step 6: Final answer
    x = 4,726.71

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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.