Home / 2,575.18-3,841.12-2,338.68

Finding the Fourth Proportional to 2,575.18, 3,841.12 and 2,338.68

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Solution

The fourth proportional to 2,575.18, 3,841.12 and 2,338.68 is: 3,488.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,575.18 : 3,841.12 = 2,338.68 : x
  2. Step 2: Convert to fraction form
    2,575.18/3,841.12 = 2,338.68/x
  3. Step 3: Cross multiply
    2,575.18x = 3,841.12 × 2,338.68
  4. Step 4: Simplify right side
    2,575.18x = 8,983,166.51
  5. Step 5: Solve for x
    x = 8,983,166.51/2,575.18
  6. Step 6: Final answer
    x = 3,488.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.