Home / 8,243.04-11,364.10-5,216.66

Finding the Fourth Proportional to 8,243.04, 11,364.10 and 5,216.66

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Solution

The fourth proportional to 8,243.04, 11,364.10 and 5,216.66 is: 7,191.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,243.04 : 11,364.10 = 5,216.66 : x
  2. Step 2: Convert to fraction form
    8,243.04/11,364.10 = 5,216.66/x
  3. Step 3: Cross multiply
    8,243.04x = 11,364.10 × 5,216.66
  4. Step 4: Simplify right side
    8,243.04x = 59,282,618.66
  5. Step 5: Solve for x
    x = 59,282,618.66/8,243.04
  6. Step 6: Final answer
    x = 7,191.84

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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.