Home / 6,528.20-9,002.79-5,033.75

Finding the Fourth Proportional to 6,528.20, 9,002.79 and 5,033.75

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Solution

The fourth proportional to 6,528.20, 9,002.79 and 5,033.75 is: 6,941.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,528.20 : 9,002.79 = 5,033.75 : x
  2. Step 2: Convert to fraction form
    6,528.20/9,002.79 = 5,033.75/x
  3. Step 3: Cross multiply
    6,528.20x = 9,002.79 × 5,033.75
  4. Step 4: Simplify right side
    6,528.20x = 45,317,749.15
  5. Step 5: Solve for x
    x = 45,317,749.15/6,528.20
  6. Step 6: Final answer
    x = 6,941.85

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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.