Home / 7,326.34-10,110.34-3,969.15

Finding the Fourth Proportional to 7,326.34, 10,110.34 and 3,969.15

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Solution

The fourth proportional to 7,326.34, 10,110.34 and 3,969.15 is: 5,477.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,326.34 : 10,110.34 = 3,969.15 : x
  2. Step 2: Convert to fraction form
    7,326.34/10,110.34 = 3,969.15/x
  3. Step 3: Cross multiply
    7,326.34x = 10,110.34 × 3,969.15
  4. Step 4: Simplify right side
    7,326.34x = 40,129,423.06
  5. Step 5: Solve for x
    x = 40,129,423.06/7,326.34
  6. Step 6: Final answer
    x = 5,477.42

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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.