Home / 6,535.20-9,797.40-3,457.20

Finding the Fourth Proportional to 6,535.20, 9,797.40 and 3,457.20

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Solution

The fourth proportional to 6,535.20, 9,797.40 and 3,457.20 is: 5,182.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,535.20 : 9,797.40 = 3,457.20 : x
  2. Step 2: Convert to fraction form
    6,535.20/9,797.40 = 3,457.20/x
  3. Step 3: Cross multiply
    6,535.20x = 9,797.40 × 3,457.20
  4. Step 4: Simplify right side
    6,535.20x = 33,871,571.28
  5. Step 5: Solve for x
    x = 33,871,571.28/6,535.20
  6. Step 6: Final answer
    x = 5,182.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.