Home / 5,118.93-7,068.51-3,233.79

Finding the Fourth Proportional to 5,118.93, 7,068.51 and 3,233.79

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Solution

The fourth proportional to 5,118.93, 7,068.51 and 3,233.79 is: 4,465.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,118.93 : 7,068.51 = 3,233.79 : x
  2. Step 2: Convert to fraction form
    5,118.93/7,068.51 = 3,233.79/x
  3. Step 3: Cross multiply
    5,118.93x = 7,068.51 × 3,233.79
  4. Step 4: Simplify right side
    5,118.93x = 22,858,076.95
  5. Step 5: Solve for x
    x = 22,858,076.95/5,118.93
  6. Step 6: Final answer
    x = 4,465.40

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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.