Home / 5,400.39-7,452.34-3,276.16

Finding the Fourth Proportional to 5,400.39, 7,452.34 and 3,276.16

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Solution

The fourth proportional to 5,400.39, 7,452.34 and 3,276.16 is: 4,520.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,400.39 : 7,452.34 = 3,276.16 : x
  2. Step 2: Convert to fraction form
    5,400.39/7,452.34 = 3,276.16/x
  3. Step 3: Cross multiply
    5,400.39x = 7,452.34 × 3,276.16
  4. Step 4: Simplify right side
    5,400.39x = 24,415,058.21
  5. Step 5: Solve for x
    x = 24,415,058.21/5,400.39
  6. Step 6: Final answer
    x = 4,520.98

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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.