Home / 5,215.65-7,197.61-3,092.22

Finding the Fourth Proportional to 5,215.65, 7,197.61 and 3,092.22

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Solution

The fourth proportional to 5,215.65, 7,197.61 and 3,092.22 is: 4,267.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,215.65 : 7,197.61 = 3,092.22 : x
  2. Step 2: Convert to fraction form
    5,215.65/7,197.61 = 3,092.22/x
  3. Step 3: Cross multiply
    5,215.65x = 7,197.61 × 3,092.22
  4. Step 4: Simplify right side
    5,215.65x = 22,256,588.74
  5. Step 5: Solve for x
    x = 22,256,588.74/5,215.65
  6. Step 6: Final answer
    x = 4,267.27

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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.