Home / 11,515.95-17,274.02-3,724.77

Finding the Fourth Proportional to 11,515.95, 17,274.02 and 3,724.77

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Solution

The fourth proportional to 11,515.95, 17,274.02 and 3,724.77 is: 5,587.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,515.95 : 17,274.02 = 3,724.77 : x
  2. Step 2: Convert to fraction form
    11,515.95/17,274.02 = 3,724.77/x
  3. Step 3: Cross multiply
    11,515.95x = 17,274.02 × 3,724.77
  4. Step 4: Simplify right side
    11,515.95x = 64,341,751.48
  5. Step 5: Solve for x
    x = 64,341,751.48/11,515.95
  6. Step 6: Final answer
    x = 5,587.19

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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.