Home / 5,346.34-7,376.06-3,107.70

Finding the Fourth Proportional to 5,346.34, 7,376.06 and 3,107.70

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Solution

The fourth proportional to 5,346.34, 7,376.06 and 3,107.70 is: 4,287.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,346.34 : 7,376.06 = 3,107.70 : x
  2. Step 2: Convert to fraction form
    5,346.34/7,376.06 = 3,107.70/x
  3. Step 3: Cross multiply
    5,346.34x = 7,376.06 × 3,107.70
  4. Step 4: Simplify right side
    5,346.34x = 22,922,589.43
  5. Step 5: Solve for x
    x = 22,922,589.43/5,346.34
  6. Step 6: Final answer
    x = 4,287.53

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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.