Home / 5,038.80-7,557.24-2,440.56

Finding the Fourth Proportional to 5,038.80, 7,557.24 and 2,440.56

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Solution

The fourth proportional to 5,038.80, 7,557.24 and 2,440.56 is: 3,660.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,038.80 : 7,557.24 = 2,440.56 : x
  2. Step 2: Convert to fraction form
    5,038.80/7,557.24 = 2,440.56/x
  3. Step 3: Cross multiply
    5,038.80x = 7,557.24 × 2,440.56
  4. Step 4: Simplify right side
    5,038.80x = 18,443,897.65
  5. Step 5: Solve for x
    x = 18,443,897.65/5,038.80
  6. Step 6: Final answer
    x = 3,660.38

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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.