Home / 7,370.11-10,170.97-4,013.15

Finding the Fourth Proportional to 7,370.11, 10,170.97 and 4,013.15

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Solution

The fourth proportional to 7,370.11, 10,170.97 and 4,013.15 is: 5,538.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,370.11 : 10,170.97 = 4,013.15 : x
  2. Step 2: Convert to fraction form
    7,370.11/10,170.97 = 4,013.15/x
  3. Step 3: Cross multiply
    7,370.11x = 10,170.97 × 4,013.15
  4. Step 4: Simplify right side
    7,370.11x = 40,817,628.26
  5. Step 5: Solve for x
    x = 40,817,628.26/7,370.11
  6. Step 6: Final answer
    x = 5,538.27

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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.