Home / 2,426.76-3,621.36-2,164.65

Finding the Fourth Proportional to 2,426.76, 3,621.36 and 2,164.65

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Solution

The fourth proportional to 2,426.76, 3,621.36 and 2,164.65 is: 3,230.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,426.76 : 3,621.36 = 2,164.65 : x
  2. Step 2: Convert to fraction form
    2,426.76/3,621.36 = 2,164.65/x
  3. Step 3: Cross multiply
    2,426.76x = 3,621.36 × 2,164.65
  4. Step 4: Simplify right side
    2,426.76x = 7,838,976.92
  5. Step 5: Solve for x
    x = 7,838,976.92/2,426.76
  6. Step 6: Final answer
    x = 3,230.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.