Home / 2,729.24-4,093.56-974.18

Finding the Fourth Proportional to 2,729.24, 4,093.56 and 974.18

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Solution

The fourth proportional to 2,729.24, 4,093.56 and 974.18 is: 1,461.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,729.24 : 4,093.56 = 974.18 : x
  2. Step 2: Convert to fraction form
    2,729.24/4,093.56 = 974.18/x
  3. Step 3: Cross multiply
    2,729.24x = 4,093.56 × 974.18
  4. Step 4: Simplify right side
    2,729.24x = 3,987,864.28
  5. Step 5: Solve for x
    x = 3,987,864.28/2,729.24
  6. Step 6: Final answer
    x = 1,461.16

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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.