Home / 7,323.07-10,107.03-5,447.11

Finding the Fourth Proportional to 7,323.07, 10,107.03 and 5,447.11

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Solution

The fourth proportional to 7,323.07, 10,107.03 and 5,447.11 is: 7,517.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,323.07 : 10,107.03 = 5,447.11 : x
  2. Step 2: Convert to fraction form
    7,323.07/10,107.03 = 5,447.11/x
  3. Step 3: Cross multiply
    7,323.07x = 10,107.03 × 5,447.11
  4. Step 4: Simplify right side
    7,323.07x = 55,054,104.18
  5. Step 5: Solve for x
    x = 55,054,104.18/7,323.07
  6. Step 6: Final answer
    x = 7,517.90

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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.