Home / 4,943.42-6,821.78-2,926.93

Finding the Fourth Proportional to 4,943.42, 6,821.78 and 2,926.93

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Solution

The fourth proportional to 4,943.42, 6,821.78 and 2,926.93 is: 4,039.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,943.42 : 6,821.78 = 2,926.93 : x
  2. Step 2: Convert to fraction form
    4,943.42/6,821.78 = 2,926.93/x
  3. Step 3: Cross multiply
    4,943.42x = 6,821.78 × 2,926.93
  4. Step 4: Simplify right side
    4,943.42x = 19,966,857.90
  5. Step 5: Solve for x
    x = 19,966,857.90/4,943.42
  6. Step 6: Final answer
    x = 4,039.08

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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.