Home / 10,305.48-14,222.49-5,830.68

Finding the Fourth Proportional to 10,305.48, 14,222.49 and 5,830.68

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Solution

The fourth proportional to 10,305.48, 14,222.49 and 5,830.68 is: 8,046.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,305.48 : 14,222.49 = 5,830.68 : x
  2. Step 2: Convert to fraction form
    10,305.48/14,222.49 = 5,830.68/x
  3. Step 3: Cross multiply
    10,305.48x = 14,222.49 × 5,830.68
  4. Step 4: Simplify right side
    10,305.48x = 82,926,819.46
  5. Step 5: Solve for x
    x = 82,926,819.46/10,305.48
  6. Step 6: Final answer
    x = 8,046.87

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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.