Home / 4,943.17-7,412.58-1,479.61

Finding the Fourth Proportional to 4,943.17, 7,412.58 and 1,479.61

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Solution

The fourth proportional to 4,943.17, 7,412.58 and 1,479.61 is: 2,218.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,943.17 : 7,412.58 = 1,479.61 : x
  2. Step 2: Convert to fraction form
    4,943.17/7,412.58 = 1,479.61/x
  3. Step 3: Cross multiply
    4,943.17x = 7,412.58 × 1,479.61
  4. Step 4: Simplify right side
    4,943.17x = 10,967,727.49
  5. Step 5: Solve for x
    x = 10,967,727.49/4,943.17
  6. Step 6: Final answer
    x = 2,218.76

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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.