Home / 6,764.47-10,146.71-4,161.94

Finding the Fourth Proportional to 6,764.47, 10,146.71 and 4,161.94

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Solution

The fourth proportional to 6,764.47, 10,146.71 and 4,161.94 is: 6,242.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,764.47 : 10,146.71 = 4,161.94 : x
  2. Step 2: Convert to fraction form
    6,764.47/10,146.71 = 4,161.94/x
  3. Step 3: Cross multiply
    6,764.47x = 10,146.71 × 4,161.94
  4. Step 4: Simplify right side
    6,764.47x = 42,229,983.26
  5. Step 5: Solve for x
    x = 42,229,983.26/6,764.47
  6. Step 6: Final answer
    x = 6,242.91

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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.