Home / 10,418.08-14,376.96-5,702.44

Finding the Fourth Proportional to 10,418.08, 14,376.96 and 5,702.44

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Solution

The fourth proportional to 10,418.08, 14,376.96 and 5,702.44 is: 7,869.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,418.08 : 14,376.96 = 5,702.44 : x
  2. Step 2: Convert to fraction form
    10,418.08/14,376.96 = 5,702.44/x
  3. Step 3: Cross multiply
    10,418.08x = 14,376.96 × 5,702.44
  4. Step 4: Simplify right side
    10,418.08x = 81,983,751.78
  5. Step 5: Solve for x
    x = 81,983,751.78/10,418.08
  6. Step 6: Final answer
    x = 7,869.37

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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.