Home / 5,218.46-7,197.27-4,587.65

Finding the Fourth Proportional to 5,218.46, 7,197.27 and 4,587.65

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Solution

The fourth proportional to 5,218.46, 7,197.27 and 4,587.65 is: 6,327.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,218.46 : 7,197.27 = 4,587.65 : x
  2. Step 2: Convert to fraction form
    5,218.46/7,197.27 = 4,587.65/x
  3. Step 3: Cross multiply
    5,218.46x = 7,197.27 × 4,587.65
  4. Step 4: Simplify right side
    5,218.46x = 33,018,519.73
  5. Step 5: Solve for x
    x = 33,018,519.73/5,218.46
  6. Step 6: Final answer
    x = 6,327.26

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Double scale
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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.