Home / 5,507.52-8,261.12-2,587.84

Finding the Fourth Proportional to 5,507.52, 8,261.12 and 2,587.84

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Solution

The fourth proportional to 5,507.52, 8,261.12 and 2,587.84 is: 3,881.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,507.52 : 8,261.12 = 2,587.84 : x
  2. Step 2: Convert to fraction form
    5,507.52/8,261.12 = 2,587.84/x
  3. Step 3: Cross multiply
    5,507.52x = 8,261.12 × 2,587.84
  4. Step 4: Simplify right side
    5,507.52x = 21,378,456.78
  5. Step 5: Solve for x
    x = 21,378,456.78/5,507.52
  6. Step 6: Final answer
    x = 3,881.68

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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.