Home / 1,517.17-2,094.81-1,098.46

Finding the Fourth Proportional to 1,517.17, 2,094.81 and 1,098.46

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Solution

The fourth proportional to 1,517.17, 2,094.81 and 1,098.46 is: 1,516.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517.17 : 2,094.81 = 1,098.46 : x
  2. Step 2: Convert to fraction form
    1,517.17/2,094.81 = 1,098.46/x
  3. Step 3: Cross multiply
    1,517.17x = 2,094.81 × 1,098.46
  4. Step 4: Simplify right side
    1,517.17x = 2,301,064.99
  5. Step 5: Solve for x
    x = 2,301,064.99/1,517.17
  6. Step 6: Final answer
    x = 1,516.68

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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.