Home / 10,888.72-16,335.02-3,772.60

Finding the Fourth Proportional to 10,888.72, 16,335.02 and 3,772.60

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Solution

The fourth proportional to 10,888.72, 16,335.02 and 3,772.60 is: 5,659.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,888.72 : 16,335.02 = 3,772.60 : x
  2. Step 2: Convert to fraction form
    10,888.72/16,335.02 = 3,772.60/x
  3. Step 3: Cross multiply
    10,888.72x = 16,335.02 × 3,772.60
  4. Step 4: Simplify right side
    10,888.72x = 61,625,496.45
  5. Step 5: Solve for x
    x = 61,625,496.45/10,888.72
  6. Step 6: Final answer
    x = 5,659.57

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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.