Home / 3,712.07-5,575.80-3,587.51

Finding the Fourth Proportional to 3,712.07, 5,575.80 and 3,587.51

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Solution

The fourth proportional to 3,712.07, 5,575.80 and 3,587.51 is: 5,388.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,712.07 : 5,575.80 = 3,587.51 : x
  2. Step 2: Convert to fraction form
    3,712.07/5,575.80 = 3,587.51/x
  3. Step 3: Cross multiply
    3,712.07x = 5,575.80 × 3,587.51
  4. Step 4: Simplify right side
    3,712.07x = 20,003,252.20
  5. Step 5: Solve for x
    x = 20,003,252.20/3,712.07
  6. Step 6: Final answer
    x = 5,388.70

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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.