Home / 3,445.86-5,164.23-1,252.49

Finding the Fourth Proportional to 3,445.86, 5,164.23 and 1,252.49

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Solution

The fourth proportional to 3,445.86, 5,164.23 and 1,252.49 is: 1,877.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,445.86 : 5,164.23 = 1,252.49 : x
  2. Step 2: Convert to fraction form
    3,445.86/5,164.23 = 1,252.49/x
  3. Step 3: Cross multiply
    3,445.86x = 5,164.23 × 1,252.49
  4. Step 4: Simplify right side
    3,445.86x = 6,468,125.31
  5. Step 5: Solve for x
    x = 6,468,125.31/3,445.86
  6. Step 6: Final answer
    x = 1,877.07

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1.5x scale

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.