Home / 5,314.49-7,968.12-2,976.10

Finding the Fourth Proportional to 5,314.49, 7,968.12 and 2,976.10

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Solution

The fourth proportional to 5,314.49, 7,968.12 and 2,976.10 is: 4,462.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,314.49 : 7,968.12 = 2,976.10 : x
  2. Step 2: Convert to fraction form
    5,314.49/7,968.12 = 2,976.10/x
  3. Step 3: Cross multiply
    5,314.49x = 7,968.12 × 2,976.10
  4. Step 4: Simplify right side
    5,314.49x = 23,713,867.21
  5. Step 5: Solve for x
    x = 23,713,867.21/5,314.49
  6. Step 6: Final answer
    x = 4,462.12

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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.