Home / 5,065.20-6,987.96-2,968.92

Finding the Fourth Proportional to 5,065.20, 6,987.96 and 2,968.92

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Solution

The fourth proportional to 5,065.20, 6,987.96 and 2,968.92 is: 4,095.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,065.20 : 6,987.96 = 2,968.92 : x
  2. Step 2: Convert to fraction form
    5,065.20/6,987.96 = 2,968.92/x
  3. Step 3: Cross multiply
    5,065.20x = 6,987.96 × 2,968.92
  4. Step 4: Simplify right side
    5,065.20x = 20,746,694.20
  5. Step 5: Solve for x
    x = 20,746,694.20/5,065.20
  6. Step 6: Final answer
    x = 4,095.93

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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.