Home / 5,521.12-8,281.50-2,401.13

Finding the Fourth Proportional to 5,521.12, 8,281.50 and 2,401.13

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Solution

The fourth proportional to 5,521.12, 8,281.50 and 2,401.13 is: 3,601.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,521.12 : 8,281.50 = 2,401.13 : x
  2. Step 2: Convert to fraction form
    5,521.12/8,281.50 = 2,401.13/x
  3. Step 3: Cross multiply
    5,521.12x = 8,281.50 × 2,401.13
  4. Step 4: Simplify right side
    5,521.12x = 19,884,958.10
  5. Step 5: Solve for x
    x = 19,884,958.10/5,521.12
  6. Step 6: Final answer
    x = 3,601.62

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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.