Home / 4,781.12-7,173.18-1,494.68

Finding the Fourth Proportional to 4,781.12, 7,173.18 and 1,494.68

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Solution

The fourth proportional to 4,781.12, 7,173.18 and 1,494.68 is: 2,242.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,781.12 : 7,173.18 = 1,494.68 : x
  2. Step 2: Convert to fraction form
    4,781.12/7,173.18 = 1,494.68/x
  3. Step 3: Cross multiply
    4,781.12x = 7,173.18 × 1,494.68
  4. Step 4: Simplify right side
    4,781.12x = 10,721,608.68
  5. Step 5: Solve for x
    x = 10,721,608.68/4,781.12
  6. Step 6: Final answer
    x = 2,242.49

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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.