Home / 11,236.59-16,854.80-3,445.47

Finding the Fourth Proportional to 11,236.59, 16,854.80 and 3,445.47

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Solution

The fourth proportional to 11,236.59, 16,854.80 and 3,445.47 is: 5,168.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,236.59 : 16,854.80 = 3,445.47 : x
  2. Step 2: Convert to fraction form
    11,236.59/16,854.80 = 3,445.47/x
  3. Step 3: Cross multiply
    11,236.59x = 16,854.80 × 3,445.47
  4. Step 4: Simplify right side
    11,236.59x = 58,072,690.53
  5. Step 5: Solve for x
    x = 58,072,690.53/11,236.59
  6. Step 6: Final answer
    x = 5,168.18

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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.