Home / 3,432.66-4,735.48-2,015.89

Finding the Fourth Proportional to 3,432.66, 4,735.48 and 2,015.89

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Solution

The fourth proportional to 3,432.66, 4,735.48 and 2,015.89 is: 2,781.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432.66 : 4,735.48 = 2,015.89 : x
  2. Step 2: Convert to fraction form
    3,432.66/4,735.48 = 2,015.89/x
  3. Step 3: Cross multiply
    3,432.66x = 4,735.48 × 2,015.89
  4. Step 4: Simplify right side
    3,432.66x = 9,546,220.32
  5. Step 5: Solve for x
    x = 9,546,220.32/3,432.66
  6. Step 6: Final answer
    x = 2,781.00

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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.