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Finding the Fourth Proportional to 5,407.94, 7,463.32 and 3,050.22

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Solution

The fourth proportional to 5,407.94, 7,463.32 and 3,050.22 is: 4,209.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,407.94 : 7,463.32 = 3,050.22 : x
  2. Step 2: Convert to fraction form
    5,407.94/7,463.32 = 3,050.22/x
  3. Step 3: Cross multiply
    5,407.94x = 7,463.32 × 3,050.22
  4. Step 4: Simplify right side
    5,407.94x = 22,764,767.93
  5. Step 5: Solve for x
    x = 22,764,767.93/5,407.94
  6. Step 6: Final answer
    x = 4,209.51

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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.