Home / 3,590.39-5,387.01-2,357.57

Finding the Fourth Proportional to 3,590.39, 5,387.01 and 2,357.57

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Solution

The fourth proportional to 3,590.39, 5,387.01 and 2,357.57 is: 3,537.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,590.39 : 5,387.01 = 2,357.57 : x
  2. Step 2: Convert to fraction form
    3,590.39/5,387.01 = 2,357.57/x
  3. Step 3: Cross multiply
    3,590.39x = 5,387.01 × 2,357.57
  4. Step 4: Simplify right side
    3,590.39x = 12,700,257.79
  5. Step 5: Solve for x
    x = 12,700,257.79/3,590.39
  6. Step 6: Final answer
    x = 3,537.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.