Home / 5,099.13-7,646.18-1,811.76

Finding the Fourth Proportional to 5,099.13, 7,646.18 and 1,811.76

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Solution

The fourth proportional to 5,099.13, 7,646.18 and 1,811.76 is: 2,716.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,099.13 : 7,646.18 = 1,811.76 : x
  2. Step 2: Convert to fraction form
    5,099.13/7,646.18 = 1,811.76/x
  3. Step 3: Cross multiply
    5,099.13x = 7,646.18 × 1,811.76
  4. Step 4: Simplify right side
    5,099.13x = 13,853,034.02
  5. Step 5: Solve for x
    x = 13,853,034.02/5,099.13
  6. Step 6: Final answer
    x = 2,716.74

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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.