Home / 4,115.17-6,168.70-1,775.71

Finding the Fourth Proportional to 4,115.17, 6,168.70 and 1,775.71

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Solution

The fourth proportional to 4,115.17, 6,168.70 and 1,775.71 is: 2,661.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,115.17 : 6,168.70 = 1,775.71 : x
  2. Step 2: Convert to fraction form
    4,115.17/6,168.70 = 1,775.71/x
  3. Step 3: Cross multiply
    4,115.17x = 6,168.70 × 1,775.71
  4. Step 4: Simplify right side
    4,115.17x = 10,953,822.28
  5. Step 5: Solve for x
    x = 10,953,822.28/4,115.17
  6. Step 6: Final answer
    x = 2,661.82

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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.