Home / 10,742.36-16,084.38-10,684.04

Finding the Fourth Proportional to 10,742.36, 16,084.38 and 10,684.04

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Solution

The fourth proportional to 10,742.36, 16,084.38 and 10,684.04 is: 15,997.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,742.36 : 16,084.38 = 10,684.04 : x
  2. Step 2: Convert to fraction form
    10,742.36/16,084.38 = 10,684.04/x
  3. Step 3: Cross multiply
    10,742.36x = 16,084.38 × 10,684.04
  4. Step 4: Simplify right side
    10,742.36x = 171,846,159.30
  5. Step 5: Solve for x
    x = 171,846,159.30/10,742.36
  6. Step 6: Final answer
    x = 15,997.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.