Home / 6,767.45-9,341.96-4,115.71

Finding the Fourth Proportional to 6,767.45, 9,341.96 and 4,115.71

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Solution

The fourth proportional to 6,767.45, 9,341.96 and 4,115.71 is: 5,681.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,767.45 : 9,341.96 = 4,115.71 : x
  2. Step 2: Convert to fraction form
    6,767.45/9,341.96 = 4,115.71/x
  3. Step 3: Cross multiply
    6,767.45x = 9,341.96 × 4,115.71
  4. Step 4: Simplify right side
    6,767.45x = 38,448,798.19
  5. Step 5: Solve for x
    x = 38,448,798.19/6,767.45
  6. Step 6: Final answer
    x = 5,681.43

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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.