Home / 3,508.83-5,263.25-1,660.48

Finding the Fourth Proportional to 3,508.83, 5,263.25 and 1,660.48

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Solution

The fourth proportional to 3,508.83, 5,263.25 and 1,660.48 is: 2,490.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,508.83 : 5,263.25 = 1,660.48 : x
  2. Step 2: Convert to fraction form
    3,508.83/5,263.25 = 1,660.48/x
  3. Step 3: Cross multiply
    3,508.83x = 5,263.25 × 1,660.48
  4. Step 4: Simplify right side
    3,508.83x = 8,739,512.35
  5. Step 5: Solve for x
    x = 8,739,512.35/3,508.83
  6. Step 6: Final answer
    x = 2,490.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.