Home / 5,474.40-8,187.20-4,012.08

Finding the Fourth Proportional to 5,474.40, 8,187.20 and 4,012.08

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Solution

The fourth proportional to 5,474.40, 8,187.20 and 4,012.08 is: 6,000.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,474.40 : 8,187.20 = 4,012.08 : x
  2. Step 2: Convert to fraction form
    5,474.40/8,187.20 = 4,012.08/x
  3. Step 3: Cross multiply
    5,474.40x = 8,187.20 × 4,012.08
  4. Step 4: Simplify right side
    5,474.40x = 32,847,701.38
  5. Step 5: Solve for x
    x = 32,847,701.38/5,474.40
  6. Step 6: Final answer
    x = 6,000.24

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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.