Home / 5,472.24-7,551.70-3,114.40

Finding the Fourth Proportional to 5,472.24, 7,551.70 and 3,114.40

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Solution

The fourth proportional to 5,472.24, 7,551.70 and 3,114.40 is: 4,297.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,472.24 : 7,551.70 = 3,114.40 : x
  2. Step 2: Convert to fraction form
    5,472.24/7,551.70 = 3,114.40/x
  3. Step 3: Cross multiply
    5,472.24x = 7,551.70 × 3,114.40
  4. Step 4: Simplify right side
    5,472.24x = 23,519,014.48
  5. Step 5: Solve for x
    x = 23,519,014.48/5,472.24
  6. Step 6: Final answer
    x = 4,297.88

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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.