Home / 1,497.17-2,066.58-867.83

Finding the Fourth Proportional to 1,497.17, 2,066.58 and 867.83

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Solution

The fourth proportional to 1,497.17, 2,066.58 and 867.83 is: 1,197.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,497.17 : 2,066.58 = 867.83 : x
  2. Step 2: Convert to fraction form
    1,497.17/2,066.58 = 867.83/x
  3. Step 3: Cross multiply
    1,497.17x = 2,066.58 × 867.83
  4. Step 4: Simplify right side
    1,497.17x = 1,793,440.12
  5. Step 5: Solve for x
    x = 1,793,440.12/1,497.17
  6. Step 6: Final answer
    x = 1,197.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.