Home / 10,771.95-16,157.02-4,531.71

Finding the Fourth Proportional to 10,771.95, 16,157.02 and 4,531.71

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Solution

The fourth proportional to 10,771.95, 16,157.02 and 4,531.71 is: 6,797.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,771.95 : 16,157.02 = 4,531.71 : x
  2. Step 2: Convert to fraction form
    10,771.95/16,157.02 = 4,531.71/x
  3. Step 3: Cross multiply
    10,771.95x = 16,157.02 × 4,531.71
  4. Step 4: Simplify right side
    10,771.95x = 73,218,929.10
  5. Step 5: Solve for x
    x = 73,218,929.10/10,771.95
  6. Step 6: Final answer
    x = 6,797.18

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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.