Home / 4,839.25-6,678.17-2,631.25

Finding the Fourth Proportional to 4,839.25, 6,678.17 and 2,631.25

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Solution

The fourth proportional to 4,839.25, 6,678.17 and 2,631.25 is: 3,631.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,839.25 : 6,678.17 = 2,631.25 : x
  2. Step 2: Convert to fraction form
    4,839.25/6,678.17 = 2,631.25/x
  3. Step 3: Cross multiply
    4,839.25x = 6,678.17 × 2,631.25
  4. Step 4: Simplify right side
    4,839.25x = 17,571,934.81
  5. Step 5: Solve for x
    x = 17,571,934.81/4,839.25
  6. Step 6: Final answer
    x = 3,631.13

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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.