Home / 4,943.62-7,415.43-1,983.41

Finding the Fourth Proportional to 4,943.62, 7,415.43 and 1,983.41

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Solution

The fourth proportional to 4,943.62, 7,415.43 and 1,983.41 is: 2,975.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,943.62 : 7,415.43 = 1,983.41 : x
  2. Step 2: Convert to fraction form
    4,943.62/7,415.43 = 1,983.41/x
  3. Step 3: Cross multiply
    4,943.62x = 7,415.43 × 1,983.41
  4. Step 4: Simplify right side
    4,943.62x = 14,707,838.02
  5. Step 5: Solve for x
    x = 14,707,838.02/4,943.62
  6. Step 6: Final answer
    x = 2,975.12

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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.