Home / 1,522.68-2,285.02-1,398.76

Finding the Fourth Proportional to 1,522.68, 2,285.02 and 1,398.76

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Solution

The fourth proportional to 1,522.68, 2,285.02 and 1,398.76 is: 2,099.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522.68 : 2,285.02 = 1,398.76 : x
  2. Step 2: Convert to fraction form
    1,522.68/2,285.02 = 1,398.76/x
  3. Step 3: Cross multiply
    1,522.68x = 2,285.02 × 1,398.76
  4. Step 4: Simplify right side
    1,522.68x = 3,196,194.58
  5. Step 5: Solve for x
    x = 3,196,194.58/1,522.68
  6. Step 6: Final answer
    x = 2,099.06

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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.