Home / 9,022.41-13,533.17-3,178.53

Finding the Fourth Proportional to 9,022.41, 13,533.17 and 3,178.53

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Solution

The fourth proportional to 9,022.41, 13,533.17 and 3,178.53 is: 4,767.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,022.41 : 13,533.17 = 3,178.53 : x
  2. Step 2: Convert to fraction form
    9,022.41/13,533.17 = 3,178.53/x
  3. Step 3: Cross multiply
    9,022.41x = 13,533.17 × 3,178.53
  4. Step 4: Simplify right side
    9,022.41x = 43,015,570.95
  5. Step 5: Solve for x
    x = 43,015,570.95/9,022.41
  6. Step 6: Final answer
    x = 4,767.64

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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.