Home / 10,114.38-13,960.08-6,571.44

Finding the Fourth Proportional to 10,114.38, 13,960.08 and 6,571.44

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Solution

The fourth proportional to 10,114.38, 13,960.08 and 6,571.44 is: 9,070.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,114.38 : 13,960.08 = 6,571.44 : x
  2. Step 2: Convert to fraction form
    10,114.38/13,960.08 = 6,571.44/x
  3. Step 3: Cross multiply
    10,114.38x = 13,960.08 × 6,571.44
  4. Step 4: Simplify right side
    10,114.38x = 91,737,828.12
  5. Step 5: Solve for x
    x = 91,737,828.12/10,114.38
  6. Step 6: Final answer
    x = 9,070.04

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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.