Home / 7,352.53-11,022.59-3,189.40

Finding the Fourth Proportional to 7,352.53, 11,022.59 and 3,189.40

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Solution

The fourth proportional to 7,352.53, 11,022.59 and 3,189.40 is: 4,781.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,352.53 : 11,022.59 = 3,189.40 : x
  2. Step 2: Convert to fraction form
    7,352.53/11,022.59 = 3,189.40/x
  3. Step 3: Cross multiply
    7,352.53x = 11,022.59 × 3,189.40
  4. Step 4: Simplify right side
    7,352.53x = 35,155,432.60
  5. Step 5: Solve for x
    x = 35,155,432.60/7,352.53
  6. Step 6: Final answer
    x = 4,781.41

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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.