Home / 5,441.32-7,509.18-3,083.38

Finding the Fourth Proportional to 5,441.32, 7,509.18 and 3,083.38

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Solution

The fourth proportional to 5,441.32, 7,509.18 and 3,083.38 is: 4,255.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,441.32 : 7,509.18 = 3,083.38 : x
  2. Step 2: Convert to fraction form
    5,441.32/7,509.18 = 3,083.38/x
  3. Step 3: Cross multiply
    5,441.32x = 7,509.18 × 3,083.38
  4. Step 4: Simplify right side
    5,441.32x = 23,153,655.43
  5. Step 5: Solve for x
    x = 23,153,655.43/5,441.32
  6. Step 6: Final answer
    x = 4,255.15

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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.