Home / 3,432.54-4,736.16-2,015.85

Finding the Fourth Proportional to 3,432.54, 4,736.16 and 2,015.85

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Solution

The fourth proportional to 3,432.54, 4,736.16 and 2,015.85 is: 2,781.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432.54 : 4,736.16 = 2,015.85 : x
  2. Step 2: Convert to fraction form
    3,432.54/4,736.16 = 2,015.85/x
  3. Step 3: Cross multiply
    3,432.54x = 4,736.16 × 2,015.85
  4. Step 4: Simplify right side
    3,432.54x = 9,547,388.14
  5. Step 5: Solve for x
    x = 9,547,388.14/3,432.54
  6. Step 6: Final answer
    x = 2,781.44

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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.