Home / 2,457.16-3,684.54-1,225.28

Finding the Fourth Proportional to 2,457.16, 3,684.54 and 1,225.28

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Solution

The fourth proportional to 2,457.16, 3,684.54 and 1,225.28 is: 1,837.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,457.16 : 3,684.54 = 1,225.28 : x
  2. Step 2: Convert to fraction form
    2,457.16/3,684.54 = 1,225.28/x
  3. Step 3: Cross multiply
    2,457.16x = 3,684.54 × 1,225.28
  4. Step 4: Simplify right side
    2,457.16x = 4,514,593.17
  5. Step 5: Solve for x
    x = 4,514,593.17/2,457.16
  6. Step 6: Final answer
    x = 1,837.32

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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.