Home / 6,690.30-10,036.56-2,249.01

Finding the Fourth Proportional to 6,690.30, 10,036.56 and 2,249.01

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Solution

The fourth proportional to 6,690.30, 10,036.56 and 2,249.01 is: 3,373.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,690.30 : 10,036.56 = 2,249.01 : x
  2. Step 2: Convert to fraction form
    6,690.30/10,036.56 = 2,249.01/x
  3. Step 3: Cross multiply
    6,690.30x = 10,036.56 × 2,249.01
  4. Step 4: Simplify right side
    6,690.30x = 22,572,323.81
  5. Step 5: Solve for x
    x = 22,572,323.81/6,690.30
  6. Step 6: Final answer
    x = 3,373.89

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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.