Home / 10,178.76-14,045.52-5,930.70

Finding the Fourth Proportional to 10,178.76, 14,045.52 and 5,930.70

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Solution

The fourth proportional to 10,178.76, 14,045.52 and 5,930.70 is: 8,183.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,178.76 : 14,045.52 = 5,930.70 : x
  2. Step 2: Convert to fraction form
    10,178.76/14,045.52 = 5,930.70/x
  3. Step 3: Cross multiply
    10,178.76x = 14,045.52 × 5,930.70
  4. Step 4: Simplify right side
    10,178.76x = 83,299,765.46
  5. Step 5: Solve for x
    x = 83,299,765.46/10,178.76
  6. Step 6: Final answer
    x = 8,183.68

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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.