Home / 3,885.59-5,360.52-2,707.35

Finding the Fourth Proportional to 3,885.59, 5,360.52 and 2,707.35

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Solution

The fourth proportional to 3,885.59, 5,360.52 and 2,707.35 is: 3,735.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,885.59 : 5,360.52 = 2,707.35 : x
  2. Step 2: Convert to fraction form
    3,885.59/5,360.52 = 2,707.35/x
  3. Step 3: Cross multiply
    3,885.59x = 5,360.52 × 2,707.35
  4. Step 4: Simplify right side
    3,885.59x = 14,512,781.08
  5. Step 5: Solve for x
    x = 14,512,781.08/3,885.59
  6. Step 6: Final answer
    x = 3,735.02

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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.