Home / 7,192.66-9,924.96-4,207.90

Finding the Fourth Proportional to 7,192.66, 9,924.96 and 4,207.90

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Solution

The fourth proportional to 7,192.66, 9,924.96 and 4,207.90 is: 5,806.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,192.66 : 9,924.96 = 4,207.90 : x
  2. Step 2: Convert to fraction form
    7,192.66/9,924.96 = 4,207.90/x
  3. Step 3: Cross multiply
    7,192.66x = 9,924.96 × 4,207.90
  4. Step 4: Simplify right side
    7,192.66x = 41,763,239.18
  5. Step 5: Solve for x
    x = 41,763,239.18/7,192.66
  6. Step 6: Final answer
    x = 5,806.37

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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.