Home / 5,710.05-8,583.30-4,077.90

Finding the Fourth Proportional to 5,710.05, 8,583.30 and 4,077.90

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Solution

The fourth proportional to 5,710.05, 8,583.30 and 4,077.90 is: 6,129.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,710.05 : 8,583.30 = 4,077.90 : x
  2. Step 2: Convert to fraction form
    5,710.05/8,583.30 = 4,077.90/x
  3. Step 3: Cross multiply
    5,710.05x = 8,583.30 × 4,077.90
  4. Step 4: Simplify right side
    5,710.05x = 35,001,839.07
  5. Step 5: Solve for x
    x = 35,001,839.07/5,710.05
  6. Step 6: Final answer
    x = 6,129.87

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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.