Home / 4,134.31-5,702.20-2,875.37

Finding the Fourth Proportional to 4,134.31, 5,702.20 and 2,875.37

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Solution

The fourth proportional to 4,134.31, 5,702.20 and 2,875.37 is: 3,965.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,134.31 : 5,702.20 = 2,875.37 : x
  2. Step 2: Convert to fraction form
    4,134.31/5,702.20 = 2,875.37/x
  3. Step 3: Cross multiply
    4,134.31x = 5,702.20 × 2,875.37
  4. Step 4: Simplify right side
    4,134.31x = 16,395,899.11
  5. Step 5: Solve for x
    x = 16,395,899.11/4,134.31
  6. Step 6: Final answer
    x = 3,965.82

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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.