Home / 5,429.97-7,493.15-3,040.16

Finding the Fourth Proportional to 5,429.97, 7,493.15 and 3,040.16

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Solution

The fourth proportional to 5,429.97, 7,493.15 and 3,040.16 is: 4,195.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,429.97 : 7,493.15 = 3,040.16 : x
  2. Step 2: Convert to fraction form
    5,429.97/7,493.15 = 3,040.16/x
  3. Step 3: Cross multiply
    5,429.97x = 7,493.15 × 3,040.16
  4. Step 4: Simplify right side
    5,429.97x = 22,780,322.24
  5. Step 5: Solve for x
    x = 22,780,322.24/5,429.97
  6. Step 6: Final answer
    x = 4,195.29

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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.