Home / 4,132.78-5,702.70-2,453.92

Finding the Fourth Proportional to 4,132.78, 5,702.70 and 2,453.92

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Solution

The fourth proportional to 4,132.78, 5,702.70 and 2,453.92 is: 3,386.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,132.78 : 5,702.70 = 2,453.92 : x
  2. Step 2: Convert to fraction form
    4,132.78/5,702.70 = 2,453.92/x
  3. Step 3: Cross multiply
    4,132.78x = 5,702.70 × 2,453.92
  4. Step 4: Simplify right side
    4,132.78x = 13,993,969.58
  5. Step 5: Solve for x
    x = 13,993,969.58/4,132.78
  6. Step 6: Final answer
    x = 3,386.09

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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.