Home / 5,174.17-7,761.71-1,476.32

Finding the Fourth Proportional to 5,174.17, 7,761.71 and 1,476.32

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Solution

The fourth proportional to 5,174.17, 7,761.71 and 1,476.32 is: 2,214.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,174.17 : 7,761.71 = 1,476.32 : x
  2. Step 2: Convert to fraction form
    5,174.17/7,761.71 = 1,476.32/x
  3. Step 3: Cross multiply
    5,174.17x = 7,761.71 × 1,476.32
  4. Step 4: Simplify right side
    5,174.17x = 11,458,767.71
  5. Step 5: Solve for x
    x = 11,458,767.71/5,174.17
  6. Step 6: Final answer
    x = 2,214.61

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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.