Home / 6,663.15-9,193.53-4,272.03

Finding the Fourth Proportional to 6,663.15, 9,193.53 and 4,272.03

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Solution

The fourth proportional to 6,663.15, 9,193.53 and 4,272.03 is: 5,894.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,663.15 : 9,193.53 = 4,272.03 : x
  2. Step 2: Convert to fraction form
    6,663.15/9,193.53 = 4,272.03/x
  3. Step 3: Cross multiply
    6,663.15x = 9,193.53 × 4,272.03
  4. Step 4: Simplify right side
    6,663.15x = 39,275,035.97
  5. Step 5: Solve for x
    x = 39,275,035.97/6,663.15
  6. Step 6: Final answer
    x = 5,894.36

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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.