Home / 7,440.82-10,268.72-4,298.02

Finding the Fourth Proportional to 7,440.82, 10,268.72 and 4,298.02

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Solution

The fourth proportional to 7,440.82, 10,268.72 and 4,298.02 is: 5,931.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,440.82 : 10,268.72 = 4,298.02 : x
  2. Step 2: Convert to fraction form
    7,440.82/10,268.72 = 4,298.02/x
  3. Step 3: Cross multiply
    7,440.82x = 10,268.72 × 4,298.02
  4. Step 4: Simplify right side
    7,440.82x = 44,135,163.93
  5. Step 5: Solve for x
    x = 44,135,163.93/7,440.82
  6. Step 6: Final answer
    x = 5,931.49

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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.