Home / 4,781.12-6,597.76-2,685.12

Finding the Fourth Proportional to 4,781.12, 6,597.76 and 2,685.12

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Solution

The fourth proportional to 4,781.12, 6,597.76 and 2,685.12 is: 3,705.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,781.12 : 6,597.76 = 2,685.12 : x
  2. Step 2: Convert to fraction form
    4,781.12/6,597.76 = 2,685.12/x
  3. Step 3: Cross multiply
    4,781.12x = 6,597.76 × 2,685.12
  4. Step 4: Simplify right side
    4,781.12x = 17,715,777.33
  5. Step 5: Solve for x
    x = 17,715,777.33/4,781.12
  6. Step 6: Final answer
    x = 3,705.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.