Home / 3,451.93-4,763.79-1,880.14

Finding the Fourth Proportional to 3,451.93, 4,763.79 and 1,880.14

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Solution

The fourth proportional to 3,451.93, 4,763.79 and 1,880.14 is: 2,594.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,451.93 : 4,763.79 = 1,880.14 : x
  2. Step 2: Convert to fraction form
    3,451.93/4,763.79 = 1,880.14/x
  3. Step 3: Cross multiply
    3,451.93x = 4,763.79 × 1,880.14
  4. Step 4: Simplify right side
    3,451.93x = 8,956,592.13
  5. Step 5: Solve for x
    x = 8,956,592.13/3,451.93
  6. Step 6: Final answer
    x = 2,594.66

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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.