Home / 10,418.26-14,377.44-5,702.89

Finding the Fourth Proportional to 10,418.26, 14,377.44 and 5,702.89

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Solution

The fourth proportional to 10,418.26, 14,377.44 and 5,702.89 is: 7,870.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,418.26 : 14,377.44 = 5,702.89 : x
  2. Step 2: Convert to fraction form
    10,418.26/14,377.44 = 5,702.89/x
  3. Step 3: Cross multiply
    10,418.26x = 14,377.44 × 5,702.89
  4. Step 4: Simplify right side
    10,418.26x = 81,992,958.80
  5. Step 5: Solve for x
    x = 81,992,958.80/10,418.26
  6. Step 6: Final answer
    x = 7,870.12

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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.