Home / 2,462.30-3,397.14-1,578.60

Finding the Fourth Proportional to 2,462.30, 3,397.14 and 1,578.60

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Solution

The fourth proportional to 2,462.30, 3,397.14 and 1,578.60 is: 2,177.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,462.30 : 3,397.14 = 1,578.60 : x
  2. Step 2: Convert to fraction form
    2,462.30/3,397.14 = 1,578.60/x
  3. Step 3: Cross multiply
    2,462.30x = 3,397.14 × 1,578.60
  4. Step 4: Simplify right side
    2,462.30x = 5,362,725.20
  5. Step 5: Solve for x
    x = 5,362,725.20/2,462.30
  6. Step 6: Final answer
    x = 2,177.93

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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.