Home / 7,348.42-10,141.65-4,163.02

Finding the Fourth Proportional to 7,348.42, 10,141.65 and 4,163.02

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Solution

The fourth proportional to 7,348.42, 10,141.65 and 4,163.02 is: 5,745.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,348.42 : 10,141.65 = 4,163.02 : x
  2. Step 2: Convert to fraction form
    7,348.42/10,141.65 = 4,163.02/x
  3. Step 3: Cross multiply
    7,348.42x = 10,141.65 × 4,163.02
  4. Step 4: Simplify right side
    7,348.42x = 42,219,891.78
  5. Step 5: Solve for x
    x = 42,219,891.78/7,348.42
  6. Step 6: Final answer
    x = 5,745.44

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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.