Home / 10,543.02-15,813.96-5,348.76

Finding the Fourth Proportional to 10,543.02, 15,813.96 and 5,348.76

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Solution

The fourth proportional to 10,543.02, 15,813.96 and 5,348.76 is: 8,022.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,543.02 : 15,813.96 = 5,348.76 : x
  2. Step 2: Convert to fraction form
    10,543.02/15,813.96 = 5,348.76/x
  3. Step 3: Cross multiply
    10,543.02x = 15,813.96 × 5,348.76
  4. Step 4: Simplify right side
    10,543.02x = 84,585,076.69
  5. Step 5: Solve for x
    x = 84,585,076.69/10,543.02
  6. Step 6: Final answer
    x = 8,022.85

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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.