Home / 5,709.15-8,565.17-2,011.75

Finding the Fourth Proportional to 5,709.15, 8,565.17 and 2,011.75

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Solution

The fourth proportional to 5,709.15, 8,565.17 and 2,011.75 is: 3,018.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,709.15 : 8,565.17 = 2,011.75 : x
  2. Step 2: Convert to fraction form
    5,709.15/8,565.17 = 2,011.75/x
  3. Step 3: Cross multiply
    5,709.15x = 8,565.17 × 2,011.75
  4. Step 4: Simplify right side
    5,709.15x = 17,230,927.86
  5. Step 5: Solve for x
    x = 17,230,927.86/5,709.15
  6. Step 6: Final answer
    x = 3,018.13

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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.