Home / 3,445.27-5,167.60-1,253.41

Finding the Fourth Proportional to 3,445.27, 5,167.60 and 1,253.41

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Solution

The fourth proportional to 3,445.27, 5,167.60 and 1,253.41 is: 1,880.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,445.27 : 5,167.60 = 1,253.41 : x
  2. Step 2: Convert to fraction form
    3,445.27/5,167.60 = 1,253.41/x
  3. Step 3: Cross multiply
    3,445.27x = 5,167.60 × 1,253.41
  4. Step 4: Simplify right side
    3,445.27x = 6,477,105.46
  5. Step 5: Solve for x
    x = 6,477,105.46/3,445.27
  6. Step 6: Final answer
    x = 1,880.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.