Home / 5,885.18-8,120.67-3,232.70

Finding the Fourth Proportional to 5,885.18, 8,120.67 and 3,232.70

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Solution

The fourth proportional to 5,885.18, 8,120.67 and 3,232.70 is: 4,460.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,885.18 : 8,120.67 = 3,232.70 : x
  2. Step 2: Convert to fraction form
    5,885.18/8,120.67 = 3,232.70/x
  3. Step 3: Cross multiply
    5,885.18x = 8,120.67 × 3,232.70
  4. Step 4: Simplify right side
    5,885.18x = 26,251,689.91
  5. Step 5: Solve for x
    x = 26,251,689.91/5,885.18
  6. Step 6: Final answer
    x = 4,460.64

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1.5x scale

Why These Related Problems?

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