Home / 10,117.46-15,183.02-3,543.70

Finding the Fourth Proportional to 10,117.46, 15,183.02 and 3,543.70

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Solution

The fourth proportional to 10,117.46, 15,183.02 and 3,543.70 is: 5,317.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,117.46 : 15,183.02 = 3,543.70 : x
  2. Step 2: Convert to fraction form
    10,117.46/15,183.02 = 3,543.70/x
  3. Step 3: Cross multiply
    10,117.46x = 15,183.02 × 3,543.70
  4. Step 4: Simplify right side
    10,117.46x = 53,804,067.97
  5. Step 5: Solve for x
    x = 53,804,067.97/10,117.46
  6. Step 6: Final answer
    x = 5,317.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.