Home / 9,270.52-12,793.12-5,291.54

Finding the Fourth Proportional to 9,270.52, 12,793.12 and 5,291.54

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Solution

The fourth proportional to 9,270.52, 12,793.12 and 5,291.54 is: 7,302.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,270.52 : 12,793.12 = 5,291.54 : x
  2. Step 2: Convert to fraction form
    9,270.52/12,793.12 = 5,291.54/x
  3. Step 3: Cross multiply
    9,270.52x = 12,793.12 × 5,291.54
  4. Step 4: Simplify right side
    9,270.52x = 67,695,276.98
  5. Step 5: Solve for x
    x = 67,695,276.98/9,270.52
  6. Step 6: Final answer
    x = 7,302.21

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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.