Home / 5,500.81-7,591.15-2,982.93

Finding the Fourth Proportional to 5,500.81, 7,591.15 and 2,982.93

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Solution

The fourth proportional to 5,500.81, 7,591.15 and 2,982.93 is: 4,116.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,500.81 : 7,591.15 = 2,982.93 : x
  2. Step 2: Convert to fraction form
    5,500.81/7,591.15 = 2,982.93/x
  3. Step 3: Cross multiply
    5,500.81x = 7,591.15 × 2,982.93
  4. Step 4: Simplify right side
    5,500.81x = 22,643,869.07
  5. Step 5: Solve for x
    x = 22,643,869.07/5,500.81
  6. Step 6: Final answer
    x = 4,116.46

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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.