Home / 6,864.57-10,296.86-3,943.71

Finding the Fourth Proportional to 6,864.57, 10,296.86 and 3,943.71

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Solution

The fourth proportional to 6,864.57, 10,296.86 and 3,943.71 is: 5,915.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,864.57 : 10,296.86 = 3,943.71 : x
  2. Step 2: Convert to fraction form
    6,864.57/10,296.86 = 3,943.71/x
  3. Step 3: Cross multiply
    6,864.57x = 10,296.86 × 3,943.71
  4. Step 4: Simplify right side
    6,864.57x = 40,607,810.03
  5. Step 5: Solve for x
    x = 40,607,810.03/6,864.57
  6. Step 6: Final answer
    x = 5,915.57

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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.