Home / 3,354.40-4,629.56-2,794.08

Finding the Fourth Proportional to 3,354.40, 4,629.56 and 2,794.08

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Solution

The fourth proportional to 3,354.40, 4,629.56 and 2,794.08 is: 3,856.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,354.40 : 4,629.56 = 2,794.08 : x
  2. Step 2: Convert to fraction form
    3,354.40/4,629.56 = 2,794.08/x
  3. Step 3: Cross multiply
    3,354.40x = 4,629.56 × 2,794.08
  4. Step 4: Simplify right side
    3,354.40x = 12,935,361.00
  5. Step 5: Solve for x
    x = 12,935,361.00/3,354.40
  6. Step 6: Final answer
    x = 3,856.24

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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.