Home / 2,605.20-3,595.92-1,486.74

Finding the Fourth Proportional to 2,605.20, 3,595.92 and 1,486.74

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Solution

The fourth proportional to 2,605.20, 3,595.92 and 1,486.74 is: 2,052.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,605.20 : 3,595.92 = 1,486.74 : x
  2. Step 2: Convert to fraction form
    2,605.20/3,595.92 = 1,486.74/x
  3. Step 3: Cross multiply
    2,605.20x = 3,595.92 × 1,486.74
  4. Step 4: Simplify right side
    2,605.20x = 5,346,198.10
  5. Step 5: Solve for x
    x = 5,346,198.10/2,605.20
  6. Step 6: Final answer
    x = 2,052.13

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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.