Home / 3,848.60-5,310.96-2,356.64

Finding the Fourth Proportional to 3,848.60, 5,310.96 and 2,356.64

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Solution

The fourth proportional to 3,848.60, 5,310.96 and 2,356.64 is: 3,252.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,848.60 : 5,310.96 = 2,356.64 : x
  2. Step 2: Convert to fraction form
    3,848.60/5,310.96 = 2,356.64/x
  3. Step 3: Cross multiply
    3,848.60x = 5,310.96 × 2,356.64
  4. Step 4: Simplify right side
    3,848.60x = 12,516,020.77
  5. Step 5: Solve for x
    x = 12,516,020.77/3,848.60
  6. Step 6: Final answer
    x = 3,252.10

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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.