Home / 5,589.30-8,386.24-2,665.74

Finding the Fourth Proportional to 5,589.30, 8,386.24 and 2,665.74

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Solution

The fourth proportional to 5,589.30, 8,386.24 and 2,665.74 is: 3,999.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,589.30 : 8,386.24 = 2,665.74 : x
  2. Step 2: Convert to fraction form
    5,589.30/8,386.24 = 2,665.74/x
  3. Step 3: Cross multiply
    5,589.30x = 8,386.24 × 2,665.74
  4. Step 4: Simplify right side
    5,589.30x = 22,355,535.42
  5. Step 5: Solve for x
    x = 22,355,535.42/5,589.30
  6. Step 6: Final answer
    x = 3,999.70

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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.