Home / 5,163.12-7,123.41-2,924.19

Finding the Fourth Proportional to 5,163.12, 7,123.41 and 2,924.19

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Solution

The fourth proportional to 5,163.12, 7,123.41 and 2,924.19 is: 4,034.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,163.12 : 7,123.41 = 2,924.19 : x
  2. Step 2: Convert to fraction form
    5,163.12/7,123.41 = 2,924.19/x
  3. Step 3: Cross multiply
    5,163.12x = 7,123.41 × 2,924.19
  4. Step 4: Simplify right side
    5,163.12x = 20,830,204.29
  5. Step 5: Solve for x
    x = 20,830,204.29/5,163.12
  6. Step 6: Final answer
    x = 4,034.42

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Half scale
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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.