Home / 3,587.02-5,383.78-1,508.56

Finding the Fourth Proportional to 3,587.02, 5,383.78 and 1,508.56

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Solution

The fourth proportional to 3,587.02, 5,383.78 and 1,508.56 is: 2,264.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,587.02 : 5,383.78 = 1,508.56 : x
  2. Step 2: Convert to fraction form
    3,587.02/5,383.78 = 1,508.56/x
  3. Step 3: Cross multiply
    3,587.02x = 5,383.78 × 1,508.56
  4. Step 4: Simplify right side
    3,587.02x = 8,121,737.93
  5. Step 5: Solve for x
    x = 8,121,737.93/3,587.02
  6. Step 6: Final answer
    x = 2,264.20

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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.