Home / 4,943.74-6,821.78-2,953.84

Finding the Fourth Proportional to 4,943.74, 6,821.78 and 2,953.84

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Solution

The fourth proportional to 4,943.74, 6,821.78 and 2,953.84 is: 4,075.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,943.74 : 6,821.78 = 2,953.84 : x
  2. Step 2: Convert to fraction form
    4,943.74/6,821.78 = 2,953.84/x
  3. Step 3: Cross multiply
    4,943.74x = 6,821.78 × 2,953.84
  4. Step 4: Simplify right side
    4,943.74x = 20,150,446.64
  5. Step 5: Solve for x
    x = 20,150,446.64/4,943.74
  6. Step 6: Final answer
    x = 4,075.95

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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.