Home / 10,182.33-14,058.45-6,359.78

Finding the Fourth Proportional to 10,182.33, 14,058.45 and 6,359.78

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Solution

The fourth proportional to 10,182.33, 14,058.45 and 6,359.78 is: 8,780.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,182.33 : 14,058.45 = 6,359.78 : x
  2. Step 2: Convert to fraction form
    10,182.33/14,058.45 = 6,359.78/x
  3. Step 3: Cross multiply
    10,182.33x = 14,058.45 × 6,359.78
  4. Step 4: Simplify right side
    10,182.33x = 89,408,578.85
  5. Step 5: Solve for x
    x = 89,408,578.85/10,182.33
  6. Step 6: Final answer
    x = 8,780.76

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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.