Home / 1,397.34-2,096.55-1,035.18

Finding the Fourth Proportional to 1,397.34, 2,096.55 and 1,035.18

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Solution

The fourth proportional to 1,397.34, 2,096.55 and 1,035.18 is: 1,553.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,397.34 : 2,096.55 = 1,035.18 : x
  2. Step 2: Convert to fraction form
    1,397.34/2,096.55 = 1,035.18/x
  3. Step 3: Cross multiply
    1,397.34x = 2,096.55 × 1,035.18
  4. Step 4: Simplify right side
    1,397.34x = 2,170,306.63
  5. Step 5: Solve for x
    x = 2,170,306.63/1,397.34
  6. Step 6: Final answer
    x = 1,553.17

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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.