Home / 1,711.17-2,553.32-1,606.68

Finding the Fourth Proportional to 1,711.17, 2,553.32 and 1,606.68

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Solution

The fourth proportional to 1,711.17, 2,553.32 and 1,606.68 is: 2,397.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,711.17 : 2,553.32 = 1,606.68 : x
  2. Step 2: Convert to fraction form
    1,711.17/2,553.32 = 1,606.68/x
  3. Step 3: Cross multiply
    1,711.17x = 2,553.32 × 1,606.68
  4. Step 4: Simplify right side
    1,711.17x = 4,102,360.14
  5. Step 5: Solve for x
    x = 4,102,360.14/1,711.17
  6. Step 6: Final answer
    x = 2,397.40

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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.