Home / 3,092.19-4,638.56-1,426.29

Finding the Fourth Proportional to 3,092.19, 4,638.56 and 1,426.29

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Solution

The fourth proportional to 3,092.19, 4,638.56 and 1,426.29 is: 2,139.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,092.19 : 4,638.56 = 1,426.29 : x
  2. Step 2: Convert to fraction form
    3,092.19/4,638.56 = 1,426.29/x
  3. Step 3: Cross multiply
    3,092.19x = 4,638.56 × 1,426.29
  4. Step 4: Simplify right side
    3,092.19x = 6,615,924.61
  5. Step 5: Solve for x
    x = 6,615,924.61/3,092.19
  6. Step 6: Final answer
    x = 2,139.56

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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.