Home / 5,437.78-7,503.52-3,047.43

Finding the Fourth Proportional to 5,437.78, 7,503.52 and 3,047.43

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Solution

The fourth proportional to 5,437.78, 7,503.52 and 3,047.43 is: 4,205.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,437.78 : 7,503.52 = 3,047.43 : x
  2. Step 2: Convert to fraction form
    5,437.78/7,503.52 = 3,047.43/x
  3. Step 3: Cross multiply
    5,437.78x = 7,503.52 × 3,047.43
  4. Step 4: Simplify right side
    5,437.78x = 22,866,451.95
  5. Step 5: Solve for x
    x = 22,866,451.95/5,437.78
  6. Step 6: Final answer
    x = 4,205.11

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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.