Home / 5,488.39-7,570.89-3,471.18

Finding the Fourth Proportional to 5,488.39, 7,570.89 and 3,471.18

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Solution

The fourth proportional to 5,488.39, 7,570.89 and 3,471.18 is: 4,788.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,488.39 : 7,570.89 = 3,471.18 : x
  2. Step 2: Convert to fraction form
    5,488.39/7,570.89 = 3,471.18/x
  3. Step 3: Cross multiply
    5,488.39x = 7,570.89 × 3,471.18
  4. Step 4: Simplify right side
    5,488.39x = 26,279,924.62
  5. Step 5: Solve for x
    x = 26,279,924.62/5,488.39
  6. Step 6: Final answer
    x = 4,788.27

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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.