Home / 4,998.81-7,499.28-1,711.02

Finding the Fourth Proportional to 4,998.81, 7,499.28 and 1,711.02

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Solution

The fourth proportional to 4,998.81, 7,499.28 and 1,711.02 is: 2,566.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,998.81 : 7,499.28 = 1,711.02 : x
  2. Step 2: Convert to fraction form
    4,998.81/7,499.28 = 1,711.02/x
  3. Step 3: Cross multiply
    4,998.81x = 7,499.28 × 1,711.02
  4. Step 4: Simplify right side
    4,998.81x = 12,831,452.60
  5. Step 5: Solve for x
    x = 12,831,452.60/4,998.81
  6. Step 6: Final answer
    x = 2,566.90

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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.