Home / 3,160.89-4,360.97-1,835.06

Finding the Fourth Proportional to 3,160.89, 4,360.97 and 1,835.06

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Solution

The fourth proportional to 3,160.89, 4,360.97 and 1,835.06 is: 2,531.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,160.89 : 4,360.97 = 1,835.06 : x
  2. Step 2: Convert to fraction form
    3,160.89/4,360.97 = 1,835.06/x
  3. Step 3: Cross multiply
    3,160.89x = 4,360.97 × 1,835.06
  4. Step 4: Simplify right side
    3,160.89x = 8,002,624.39
  5. Step 5: Solve for x
    x = 8,002,624.39/3,160.89
  6. Step 6: Final answer
    x = 2,531.76

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1.5x scale

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.