Home / 5,343.05-8,017.61-2,877.81

Finding the Fourth Proportional to 5,343.05, 8,017.61 and 2,877.81

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Solution

The fourth proportional to 5,343.05, 8,017.61 and 2,877.81 is: 4,318.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,343.05 : 8,017.61 = 2,877.81 : x
  2. Step 2: Convert to fraction form
    5,343.05/8,017.61 = 2,877.81/x
  3. Step 3: Cross multiply
    5,343.05x = 8,017.61 × 2,877.81
  4. Step 4: Simplify right side
    5,343.05x = 23,073,143.85
  5. Step 5: Solve for x
    x = 23,073,143.85/5,343.05
  6. Step 6: Final answer
    x = 4,318.35

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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.