Home / 3,034.79-4,188.44-2,847.16

Finding the Fourth Proportional to 3,034.79, 4,188.44 and 2,847.16

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Solution

The fourth proportional to 3,034.79, 4,188.44 and 2,847.16 is: 3,929.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,034.79 : 4,188.44 = 2,847.16 : x
  2. Step 2: Convert to fraction form
    3,034.79/4,188.44 = 2,847.16/x
  3. Step 3: Cross multiply
    3,034.79x = 4,188.44 × 2,847.16
  4. Step 4: Simplify right side
    3,034.79x = 11,925,155.48
  5. Step 5: Solve for x
    x = 11,925,155.48/3,034.79
  6. Step 6: Final answer
    x = 3,929.49

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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.