Home / 10,771.25-14,868.38-6,296.45

Finding the Fourth Proportional to 10,771.25, 14,868.38 and 6,296.45

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Solution

The fourth proportional to 10,771.25, 14,868.38 and 6,296.45 is: 8,691.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,771.25 : 14,868.38 = 6,296.45 : x
  2. Step 2: Convert to fraction form
    10,771.25/14,868.38 = 6,296.45/x
  3. Step 3: Cross multiply
    10,771.25x = 14,868.38 × 6,296.45
  4. Step 4: Simplify right side
    10,771.25x = 93,617,905.43
  5. Step 5: Solve for x
    x = 93,617,905.43/10,771.25
  6. Step 6: Final answer
    x = 8,691.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.