Home / 5,356.60-8,036.10-2,069.40

Finding the Fourth Proportional to 5,356.60, 8,036.10 and 2,069.40

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Solution

The fourth proportional to 5,356.60, 8,036.10 and 2,069.40 is: 3,104.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,356.60 : 8,036.10 = 2,069.40 : x
  2. Step 2: Convert to fraction form
    5,356.60/8,036.10 = 2,069.40/x
  3. Step 3: Cross multiply
    5,356.60x = 8,036.10 × 2,069.40
  4. Step 4: Simplify right side
    5,356.60x = 16,629,905.34
  5. Step 5: Solve for x
    x = 16,629,905.34/5,356.60
  6. Step 6: Final answer
    x = 3,104.56

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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.