Home / 6,839.94-10,253.48-3,715.36

Finding the Fourth Proportional to 6,839.94, 10,253.48 and 3,715.36

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Solution

The fourth proportional to 6,839.94, 10,253.48 and 3,715.36 is: 5,569.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,839.94 : 10,253.48 = 3,715.36 : x
  2. Step 2: Convert to fraction form
    6,839.94/10,253.48 = 3,715.36/x
  3. Step 3: Cross multiply
    6,839.94x = 10,253.48 × 3,715.36
  4. Step 4: Simplify right side
    6,839.94x = 38,095,369.45
  5. Step 5: Solve for x
    x = 38,095,369.45/6,839.94
  6. Step 6: Final answer
    x = 5,569.55

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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.