Home / 5,809.32-8,711.25-2,108.94

Finding the Fourth Proportional to 5,809.32, 8,711.25 and 2,108.94

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Solution

The fourth proportional to 5,809.32, 8,711.25 and 2,108.94 is: 3,162.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,809.32 : 8,711.25 = 2,108.94 : x
  2. Step 2: Convert to fraction form
    5,809.32/8,711.25 = 2,108.94/x
  3. Step 3: Cross multiply
    5,809.32x = 8,711.25 × 2,108.94
  4. Step 4: Simplify right side
    5,809.32x = 18,371,463.00
  5. Step 5: Solve for x
    x = 18,371,463.00/5,809.32
  6. Step 6: Final answer
    x = 3,162.41

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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.