Home / 10,058.60-13,878.72-6,078.92

Finding the Fourth Proportional to 10,058.60, 13,878.72 and 6,078.92

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Solution

The fourth proportional to 10,058.60, 13,878.72 and 6,078.92 is: 8,387.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,058.60 : 13,878.72 = 6,078.92 : x
  2. Step 2: Convert to fraction form
    10,058.60/13,878.72 = 6,078.92/x
  3. Step 3: Cross multiply
    10,058.60x = 13,878.72 × 6,078.92
  4. Step 4: Simplify right side
    10,058.60x = 84,367,628.58
  5. Step 5: Solve for x
    x = 84,367,628.58/10,058.60
  6. Step 6: Final answer
    x = 8,387.61

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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.