Home / 8,860.08-12,240.24-5,842.56

Finding the Fourth Proportional to 8,860.08, 12,240.24 and 5,842.56

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Solution

The fourth proportional to 8,860.08, 12,240.24 and 5,842.56 is: 8,071.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,860.08 : 12,240.24 = 5,842.56 : x
  2. Step 2: Convert to fraction form
    8,860.08/12,240.24 = 5,842.56/x
  3. Step 3: Cross multiply
    8,860.08x = 12,240.24 × 5,842.56
  4. Step 4: Simplify right side
    8,860.08x = 71,514,336.61
  5. Step 5: Solve for x
    x = 71,514,336.61/8,860.08
  6. Step 6: Final answer
    x = 8,071.52

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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.