Home / 1,660.03-2,508.91-1,631.34

Finding the Fourth Proportional to 1,660.03, 2,508.91 and 1,631.34

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Solution

The fourth proportional to 1,660.03, 2,508.91 and 1,631.34 is: 2,465.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,660.03 : 2,508.91 = 1,631.34 : x
  2. Step 2: Convert to fraction form
    1,660.03/2,508.91 = 1,631.34/x
  3. Step 3: Cross multiply
    1,660.03x = 2,508.91 × 1,631.34
  4. Step 4: Simplify right side
    1,660.03x = 4,092,881.16
  5. Step 5: Solve for x
    x = 4,092,881.16/1,660.03
  6. Step 6: Final answer
    x = 2,465.55

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.