Home / 3,587.04-4,952.88-2,891.52

Finding the Fourth Proportional to 3,587.04, 4,952.88 and 2,891.52

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Solution

The fourth proportional to 3,587.04, 4,952.88 and 2,891.52 is: 3,992.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,587.04 : 4,952.88 = 2,891.52 : x
  2. Step 2: Convert to fraction form
    3,587.04/4,952.88 = 2,891.52/x
  3. Step 3: Cross multiply
    3,587.04x = 4,952.88 × 2,891.52
  4. Step 4: Simplify right side
    3,587.04x = 14,321,351.58
  5. Step 5: Solve for x
    x = 14,321,351.58/3,587.04
  6. Step 6: Final answer
    x = 3,992.53

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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.