Home / 7,462.06-11,192.64-2,781.16

Finding the Fourth Proportional to 7,462.06, 11,192.64 and 2,781.16

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Solution

The fourth proportional to 7,462.06, 11,192.64 and 2,781.16 is: 4,171.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,462.06 : 11,192.64 = 2,781.16 : x
  2. Step 2: Convert to fraction form
    7,462.06/11,192.64 = 2,781.16/x
  3. Step 3: Cross multiply
    7,462.06x = 11,192.64 × 2,781.16
  4. Step 4: Simplify right side
    7,462.06x = 31,128,522.66
  5. Step 5: Solve for x
    x = 31,128,522.66/7,462.06
  6. Step 6: Final answer
    x = 4,171.57

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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.