Home / 3,244.60-4,475.84-2,457.28

Finding the Fourth Proportional to 3,244.60, 4,475.84 and 2,457.28

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Solution

The fourth proportional to 3,244.60, 4,475.84 and 2,457.28 is: 3,389.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,244.60 : 4,475.84 = 2,457.28 : x
  2. Step 2: Convert to fraction form
    3,244.60/4,475.84 = 2,457.28/x
  3. Step 3: Cross multiply
    3,244.60x = 4,475.84 × 2,457.28
  4. Step 4: Simplify right side
    3,244.60x = 10,998,392.12
  5. Step 5: Solve for x
    x = 10,998,392.12/3,244.60
  6. Step 6: Final answer
    x = 3,389.75

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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.