Home / 5,885.20-8,121.72-3,232.68

Finding the Fourth Proportional to 5,885.20, 8,121.72 and 3,232.68

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Solution

The fourth proportional to 5,885.20, 8,121.72 and 3,232.68 is: 4,461.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,885.20 : 8,121.72 = 3,232.68 : x
  2. Step 2: Convert to fraction form
    5,885.20/8,121.72 = 3,232.68/x
  3. Step 3: Cross multiply
    5,885.20x = 8,121.72 × 3,232.68
  4. Step 4: Simplify right side
    5,885.20x = 26,254,921.81
  5. Step 5: Solve for x
    x = 26,254,921.81/5,885.20
  6. Step 6: Final answer
    x = 4,461.18

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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.