Home / 4,110.48-6,165-1,189.20

Finding the Fourth Proportional to 4,110.48, 6,165 and 1,189.20

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Solution

The fourth proportional to 4,110.48, 6,165 and 1,189.20 is: 1,783.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,110.48 : 6,165 = 1,189.20 : x
  2. Step 2: Convert to fraction form
    4,110.48/6,165 = 1,189.20/x
  3. Step 3: Cross multiply
    4,110.48x = 6,165 × 1,189.20
  4. Step 4: Simplify right side
    4,110.48x = 7,331,418
  5. Step 5: Solve for x
    x = 7,331,418/4,110.48
  6. Step 6: Final answer
    x = 1,783.59

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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.