Home / 6,111.24-8,433.58-3,316.76

Finding the Fourth Proportional to 6,111.24, 8,433.58 and 3,316.76

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Solution

The fourth proportional to 6,111.24, 8,433.58 and 3,316.76 is: 4,577.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,111.24 : 8,433.58 = 3,316.76 : x
  2. Step 2: Convert to fraction form
    6,111.24/8,433.58 = 3,316.76/x
  3. Step 3: Cross multiply
    6,111.24x = 8,433.58 × 3,316.76
  4. Step 4: Simplify right side
    6,111.24x = 27,972,160.80
  5. Step 5: Solve for x
    x = 27,972,160.80/6,111.24
  6. Step 6: Final answer
    x = 4,577.17

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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.