Home / 10,227.30-14,114.84-5,690.43

Finding the Fourth Proportional to 10,227.30, 14,114.84 and 5,690.43

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Solution

The fourth proportional to 10,227.30, 14,114.84 and 5,690.43 is: 7,853.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,227.30 : 14,114.84 = 5,690.43 : x
  2. Step 2: Convert to fraction form
    10,227.30/14,114.84 = 5,690.43/x
  3. Step 3: Cross multiply
    10,227.30x = 14,114.84 × 5,690.43
  4. Step 4: Simplify right side
    10,227.30x = 80,319,480.53
  5. Step 5: Solve for x
    x = 80,319,480.53/10,227.30
  6. Step 6: Final answer
    x = 7,853.44

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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.