Home / 5,036.22-7,538.16-2,690.36

Finding the Fourth Proportional to 5,036.22, 7,538.16 and 2,690.36

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Solution

The fourth proportional to 5,036.22, 7,538.16 and 2,690.36 is: 4,026.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,036.22 : 7,538.16 = 2,690.36 : x
  2. Step 2: Convert to fraction form
    5,036.22/7,538.16 = 2,690.36/x
  3. Step 3: Cross multiply
    5,036.22x = 7,538.16 × 2,690.36
  4. Step 4: Simplify right side
    5,036.22x = 20,280,350.69
  5. Step 5: Solve for x
    x = 20,280,350.69/5,036.22
  6. Step 6: Final answer
    x = 4,026.90

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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.