Home / 5,311.86-7,966.65-2,023.74

Finding the Fourth Proportional to 5,311.86, 7,966.65 and 2,023.74

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Solution

The fourth proportional to 5,311.86, 7,966.65 and 2,023.74 is: 3,035.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,311.86 : 7,966.65 = 2,023.74 : x
  2. Step 2: Convert to fraction form
    5,311.86/7,966.65 = 2,023.74/x
  3. Step 3: Cross multiply
    5,311.86x = 7,966.65 × 2,023.74
  4. Step 4: Simplify right side
    5,311.86x = 16,122,428.27
  5. Step 5: Solve for x
    x = 16,122,428.27/5,311.86
  6. Step 6: Final answer
    x = 3,035.18

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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.