Home / 3,451.80-4,763.61-2,445.33

Finding the Fourth Proportional to 3,451.80, 4,763.61 and 2,445.33

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Solution

The fourth proportional to 3,451.80, 4,763.61 and 2,445.33 is: 3,374.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,451.80 : 4,763.61 = 2,445.33 : x
  2. Step 2: Convert to fraction form
    3,451.80/4,763.61 = 2,445.33/x
  3. Step 3: Cross multiply
    3,451.80x = 4,763.61 × 2,445.33
  4. Step 4: Simplify right side
    3,451.80x = 11,648,598.44
  5. Step 5: Solve for x
    x = 11,648,598.44/3,451.80
  6. Step 6: Final answer
    x = 3,374.64

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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.