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Finding the Fourth Proportional to 5,891.44, 8,130.36 and 3,374.36

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Solution

The fourth proportional to 5,891.44, 8,130.36 and 3,374.36 is: 4,656.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,891.44 : 8,130.36 = 3,374.36 : x
  2. Step 2: Convert to fraction form
    5,891.44/8,130.36 = 3,374.36/x
  3. Step 3: Cross multiply
    5,891.44x = 8,130.36 × 3,374.36
  4. Step 4: Simplify right side
    5,891.44x = 27,434,761.57
  5. Step 5: Solve for x
    x = 27,434,761.57/5,891.44
  6. Step 6: Final answer
    x = 4,656.72

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Double scale
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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.