Home / 5,440.94-7,509.20-3,203.02

Finding the Fourth Proportional to 5,440.94, 7,509.20 and 3,203.02

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Solution

The fourth proportional to 5,440.94, 7,509.20 and 3,203.02 is: 4,420.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440.94 : 7,509.20 = 3,203.02 : x
  2. Step 2: Convert to fraction form
    5,440.94/7,509.20 = 3,203.02/x
  3. Step 3: Cross multiply
    5,440.94x = 7,509.20 × 3,203.02
  4. Step 4: Simplify right side
    5,440.94x = 24,052,117.78
  5. Step 5: Solve for x
    x = 24,052,117.78/5,440.94
  6. Step 6: Final answer
    x = 4,420.58

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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.