Home / 10,638.32-14,679.97-5,923.04

Finding the Fourth Proportional to 10,638.32, 14,679.97 and 5,923.04

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Solution

The fourth proportional to 10,638.32, 14,679.97 and 5,923.04 is: 8,173.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,638.32 : 14,679.97 = 5,923.04 : x
  2. Step 2: Convert to fraction form
    10,638.32/14,679.97 = 5,923.04/x
  3. Step 3: Cross multiply
    10,638.32x = 14,679.97 × 5,923.04
  4. Step 4: Simplify right side
    10,638.32x = 86,949,961.30
  5. Step 5: Solve for x
    x = 86,949,961.30/10,638.32
  6. Step 6: Final answer
    x = 8,173.28

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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.