Home / 6,902.16-10,321.44-5,126.57

Finding the Fourth Proportional to 6,902.16, 10,321.44 and 5,126.57

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Solution

The fourth proportional to 6,902.16, 10,321.44 and 5,126.57 is: 7,666.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,902.16 : 10,321.44 = 5,126.57 : x
  2. Step 2: Convert to fraction form
    6,902.16/10,321.44 = 5,126.57/x
  3. Step 3: Cross multiply
    6,902.16x = 10,321.44 × 5,126.57
  4. Step 4: Simplify right side
    6,902.16x = 52,913,584.66
  5. Step 5: Solve for x
    x = 52,913,584.66/6,902.16
  6. Step 6: Final answer
    x = 7,666.24

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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.