Home / 3,587.25-4,950.41-2,015.35

Finding the Fourth Proportional to 3,587.25, 4,950.41 and 2,015.35

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Solution

The fourth proportional to 3,587.25, 4,950.41 and 2,015.35 is: 2,781.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,587.25 : 4,950.41 = 2,015.35 : x
  2. Step 2: Convert to fraction form
    3,587.25/4,950.41 = 2,015.35/x
  3. Step 3: Cross multiply
    3,587.25x = 4,950.41 × 2,015.35
  4. Step 4: Simplify right side
    3,587.25x = 9,976,808.79
  5. Step 5: Solve for x
    x = 9,976,808.79/3,587.25
  6. Step 6: Final answer
    x = 2,781.19

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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.