Home / 7,380.29-10,184.85-4,023.09

Finding the Fourth Proportional to 7,380.29, 10,184.85 and 4,023.09

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Solution

The fourth proportional to 7,380.29, 10,184.85 and 4,023.09 is: 5,551.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,380.29 : 10,184.85 = 4,023.09 : x
  2. Step 2: Convert to fraction form
    7,380.29/10,184.85 = 4,023.09/x
  3. Step 3: Cross multiply
    7,380.29x = 10,184.85 × 4,023.09
  4. Step 4: Simplify right side
    7,380.29x = 40,974,568.19
  5. Step 5: Solve for x
    x = 40,974,568.19/7,380.29
  6. Step 6: Final answer
    x = 5,551.89

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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.