Home / 4,708.91-7,058.38-1,587.82

Finding the Fourth Proportional to 4,708.91, 7,058.38 and 1,587.82

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Solution

The fourth proportional to 4,708.91, 7,058.38 and 1,587.82 is: 2,380.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,708.91 : 7,058.38 = 1,587.82 : x
  2. Step 2: Convert to fraction form
    4,708.91/7,058.38 = 1,587.82/x
  3. Step 3: Cross multiply
    4,708.91x = 7,058.38 × 1,587.82
  4. Step 4: Simplify right side
    4,708.91x = 11,207,436.93
  5. Step 5: Solve for x
    x = 11,207,436.93/4,708.91
  6. Step 6: Final answer
    x = 2,380.05

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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.