Home / 5,281.47-7,290.06-3,044.85

Finding the Fourth Proportional to 5,281.47, 7,290.06 and 3,044.85

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Solution

The fourth proportional to 5,281.47, 7,290.06 and 3,044.85 is: 4,202.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,281.47 : 7,290.06 = 3,044.85 : x
  2. Step 2: Convert to fraction form
    5,281.47/7,290.06 = 3,044.85/x
  3. Step 3: Cross multiply
    5,281.47x = 7,290.06 × 3,044.85
  4. Step 4: Simplify right side
    5,281.47x = 22,197,139.19
  5. Step 5: Solve for x
    x = 22,197,139.19/5,281.47
  6. Step 6: Final answer
    x = 4,202.83

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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.