Home / 5,320.86-7,342.77-3,082.85

Finding the Fourth Proportional to 5,320.86, 7,342.77 and 3,082.85

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Solution

The fourth proportional to 5,320.86, 7,342.77 and 3,082.85 is: 4,254.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,320.86 : 7,342.77 = 3,082.85 : x
  2. Step 2: Convert to fraction form
    5,320.86/7,342.77 = 3,082.85/x
  3. Step 3: Cross multiply
    5,320.86x = 7,342.77 × 3,082.85
  4. Step 4: Simplify right side
    5,320.86x = 22,636,621.78
  5. Step 5: Solve for x
    x = 22,636,621.78/5,320.86
  6. Step 6: Final answer
    x = 4,254.32

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.