Home / 5,034.84-6,945.66-3,913.80

Finding the Fourth Proportional to 5,034.84, 6,945.66 and 3,913.80

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Solution

The fourth proportional to 5,034.84, 6,945.66 and 3,913.80 is: 5,399.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,034.84 : 6,945.66 = 3,913.80 : x
  2. Step 2: Convert to fraction form
    5,034.84/6,945.66 = 3,913.80/x
  3. Step 3: Cross multiply
    5,034.84x = 6,945.66 × 3,913.80
  4. Step 4: Simplify right side
    5,034.84x = 27,183,924.11
  5. Step 5: Solve for x
    x = 27,183,924.11/5,034.84
  6. Step 6: Final answer
    x = 5,399.16

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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.