Home / 3,412.60-4,711.16-2,299.39

Finding the Fourth Proportional to 3,412.60, 4,711.16 and 2,299.39

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Solution

The fourth proportional to 3,412.60, 4,711.16 and 2,299.39 is: 3,174.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,412.60 : 4,711.16 = 2,299.39 : x
  2. Step 2: Convert to fraction form
    3,412.60/4,711.16 = 2,299.39/x
  3. Step 3: Cross multiply
    3,412.60x = 4,711.16 × 2,299.39
  4. Step 4: Simplify right side
    3,412.60x = 10,832,788.16
  5. Step 5: Solve for x
    x = 10,832,788.16/3,412.60
  6. Step 6: Final answer
    x = 3,174.35

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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.