Home / 5,141.60-7,095.40-2,783.74

Finding the Fourth Proportional to 5,141.60, 7,095.40 and 2,783.74

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Solution

The fourth proportional to 5,141.60, 7,095.40 and 2,783.74 is: 3,841.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,141.60 : 7,095.40 = 2,783.74 : x
  2. Step 2: Convert to fraction form
    5,141.60/7,095.40 = 2,783.74/x
  3. Step 3: Cross multiply
    5,141.60x = 7,095.40 × 2,783.74
  4. Step 4: Simplify right side
    5,141.60x = 19,751,748.80
  5. Step 5: Solve for x
    x = 19,751,748.80/5,141.60
  6. Step 6: Final answer
    x = 3,841.56

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.