Home / 4,259.28-5,876.96-2,490.42

Finding the Fourth Proportional to 4,259.28, 5,876.96 and 2,490.42

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Solution

The fourth proportional to 4,259.28, 5,876.96 and 2,490.42 is: 3,436.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,259.28 : 5,876.96 = 2,490.42 : x
  2. Step 2: Convert to fraction form
    4,259.28/5,876.96 = 2,490.42/x
  3. Step 3: Cross multiply
    4,259.28x = 5,876.96 × 2,490.42
  4. Step 4: Simplify right side
    4,259.28x = 14,636,086.27
  5. Step 5: Solve for x
    x = 14,636,086.27/4,259.28
  6. Step 6: Final answer
    x = 3,436.28

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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.