Home / 4,888.40-7,331.45-2,254.26

Finding the Fourth Proportional to 4,888.40, 7,331.45 and 2,254.26

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Solution

The fourth proportional to 4,888.40, 7,331.45 and 2,254.26 is: 3,380.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,888.40 : 7,331.45 = 2,254.26 : x
  2. Step 2: Convert to fraction form
    4,888.40/7,331.45 = 2,254.26/x
  3. Step 3: Cross multiply
    4,888.40x = 7,331.45 × 2,254.26
  4. Step 4: Simplify right side
    4,888.40x = 16,527,029.72
  5. Step 5: Solve for x
    x = 16,527,029.72/4,888.40
  6. Step 6: Final answer
    x = 3,380.87

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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.