Home / 4,169.36-5,752.78-2,490.46

Finding the Fourth Proportional to 4,169.36, 5,752.78 and 2,490.46

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Solution

The fourth proportional to 4,169.36, 5,752.78 and 2,490.46 is: 3,436.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,169.36 : 5,752.78 = 2,490.46 : x
  2. Step 2: Convert to fraction form
    4,169.36/5,752.78 = 2,490.46/x
  3. Step 3: Cross multiply
    4,169.36x = 5,752.78 × 2,490.46
  4. Step 4: Simplify right side
    4,169.36x = 14,327,068.48
  5. Step 5: Solve for x
    x = 14,327,068.48/4,169.36
  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.