Home / 6,748.47-10,122.75-2,587.48

Finding the Fourth Proportional to 6,748.47, 10,122.75 and 2,587.48

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Solution

The fourth proportional to 6,748.47, 10,122.75 and 2,587.48 is: 3,881.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,748.47 : 10,122.75 = 2,587.48 : x
  2. Step 2: Convert to fraction form
    6,748.47/10,122.75 = 2,587.48/x
  3. Step 3: Cross multiply
    6,748.47x = 10,122.75 × 2,587.48
  4. Step 4: Simplify right side
    6,748.47x = 26,192,413.17
  5. Step 5: Solve for x
    x = 26,192,413.17/6,748.47
  6. Step 6: Final answer
    x = 3,881.24

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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.