Home / 7,326.02-10,109.92-3,968.81

Finding the Fourth Proportional to 7,326.02, 10,109.92 and 3,968.81

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Solution

The fourth proportional to 7,326.02, 10,109.92 and 3,968.81 is: 5,476.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,326.02 : 10,109.92 = 3,968.81 : x
  2. Step 2: Convert to fraction form
    7,326.02/10,109.92 = 3,968.81/x
  3. Step 3: Cross multiply
    7,326.02x = 10,109.92 × 3,968.81
  4. Step 4: Simplify right side
    7,326.02x = 40,124,321.50
  5. Step 5: Solve for x
    x = 40,124,321.50/7,326.02
  6. Step 6: Final answer
    x = 5,476.96

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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.