Home / 7,352.65-11,022.77-3,189.53

Finding the Fourth Proportional to 7,352.65, 11,022.77 and 3,189.53

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Solution

The fourth proportional to 7,352.65, 11,022.77 and 3,189.53 is: 4,781.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,352.65 : 11,022.77 = 3,189.53 : x
  2. Step 2: Convert to fraction form
    7,352.65/11,022.77 = 3,189.53/x
  3. Step 3: Cross multiply
    7,352.65x = 11,022.77 × 3,189.53
  4. Step 4: Simplify right side
    7,352.65x = 35,157,408.46
  5. Step 5: Solve for x
    x = 35,157,408.46/7,352.65
  6. Step 6: Final answer
    x = 4,781.60

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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.