Home / 6,639.02-9,953.39-3,350.42

Finding the Fourth Proportional to 6,639.02, 9,953.39 and 3,350.42

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Solution

The fourth proportional to 6,639.02, 9,953.39 and 3,350.42 is: 5,023.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,639.02 : 9,953.39 = 3,350.42 : x
  2. Step 2: Convert to fraction form
    6,639.02/9,953.39 = 3,350.42/x
  3. Step 3: Cross multiply
    6,639.02x = 9,953.39 × 3,350.42
  4. Step 4: Simplify right side
    6,639.02x = 33,347,995.53
  5. Step 5: Solve for x
    x = 33,347,995.53/6,639.02
  6. Step 6: Final answer
    x = 5,023.03

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1.5x scale

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.