Home / 1,612.28-2,416.86-1,025.46

Finding the Fourth Proportional to 1,612.28, 2,416.86 and 1,025.46

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Solution

The fourth proportional to 1,612.28, 2,416.86 and 1,025.46 is: 1,537.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,612.28 : 2,416.86 = 1,025.46 : x
  2. Step 2: Convert to fraction form
    1,612.28/2,416.86 = 1,025.46/x
  3. Step 3: Cross multiply
    1,612.28x = 2,416.86 × 1,025.46
  4. Step 4: Simplify right side
    1,612.28x = 2,478,393.26
  5. Step 5: Solve for x
    x = 2,478,393.26/1,612.28
  6. Step 6: Final answer
    x = 1,537.20

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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.