Home / 10,180.89-15,266.75-3,605.58

Finding the Fourth Proportional to 10,180.89, 15,266.75 and 3,605.58

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Solution

The fourth proportional to 10,180.89, 15,266.75 and 3,605.58 is: 5,406.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,180.89 : 15,266.75 = 3,605.58 : x
  2. Step 2: Convert to fraction form
    10,180.89/15,266.75 = 3,605.58/x
  3. Step 3: Cross multiply
    10,180.89x = 15,266.75 × 3,605.58
  4. Step 4: Simplify right side
    10,180.89x = 55,045,470.44
  5. Step 5: Solve for x
    x = 55,045,470.44/10,180.89
  6. Step 6: Final answer
    x = 5,406.74

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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.