Home / 4,150.95-5,735.60-3,318.53

Finding the Fourth Proportional to 4,150.95, 5,735.60 and 3,318.53

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Solution

The fourth proportional to 4,150.95, 5,735.60 and 3,318.53 is: 4,585.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,150.95 : 5,735.60 = 3,318.53 : x
  2. Step 2: Convert to fraction form
    4,150.95/5,735.60 = 3,318.53/x
  3. Step 3: Cross multiply
    4,150.95x = 5,735.60 × 3,318.53
  4. Step 4: Simplify right side
    4,150.95x = 19,033,715.40
  5. Step 5: Solve for x
    x = 19,033,715.40/4,150.95
  6. Step 6: Final answer
    x = 4,585.39

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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.