Home / 1,712.76-2,554.10-1,697.17

Finding the Fourth Proportional to 1,712.76, 2,554.10 and 1,697.17

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Solution

The fourth proportional to 1,712.76, 2,554.10 and 1,697.17 is: 2,530.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712.76 : 2,554.10 = 1,697.17 : x
  2. Step 2: Convert to fraction form
    1,712.76/2,554.10 = 1,697.17/x
  3. Step 3: Cross multiply
    1,712.76x = 2,554.10 × 1,697.17
  4. Step 4: Simplify right side
    1,712.76x = 4,334,739.75
  5. Step 5: Solve for x
    x = 4,334,739.75/1,712.76
  6. Step 6: Final answer
    x = 2,530.85

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.