Home / 2,457.44-3,685.16-1,224.40

Finding the Fourth Proportional to 2,457.44, 3,685.16 and 1,224.40

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Solution

The fourth proportional to 2,457.44, 3,685.16 and 1,224.40 is: 1,836.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,457.44 : 3,685.16 = 1,224.40 : x
  2. Step 2: Convert to fraction form
    2,457.44/3,685.16 = 1,224.40/x
  3. Step 3: Cross multiply
    2,457.44x = 3,685.16 × 1,224.40
  4. Step 4: Simplify right side
    2,457.44x = 4,512,109.90
  5. Step 5: Solve for x
    x = 4,512,109.90/2,457.44
  6. Step 6: Final answer
    x = 1,836.10

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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.