Home / 6,747.61-10,121.01-2,587.45

Finding the Fourth Proportional to 6,747.61, 10,121.01 and 2,587.45

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Solution

The fourth proportional to 6,747.61, 10,121.01 and 2,587.45 is: 3,881.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,747.61 : 10,121.01 = 2,587.45 : x
  2. Step 2: Convert to fraction form
    6,747.61/10,121.01 = 2,587.45/x
  3. Step 3: Cross multiply
    6,747.61x = 10,121.01 × 2,587.45
  4. Step 4: Simplify right side
    6,747.61x = 26,187,556.72
  5. Step 5: Solve for x
    x = 26,187,556.72/6,747.61
  6. Step 6: Final answer
    x = 3,881.02

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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.