Home / 6,937.36-10,404.48-2,005.90

Finding the Fourth Proportional to 6,937.36, 10,404.48 and 2,005.90

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Solution

The fourth proportional to 6,937.36, 10,404.48 and 2,005.90 is: 3,008.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,937.36 : 10,404.48 = 2,005.90 : x
  2. Step 2: Convert to fraction form
    6,937.36/10,404.48 = 2,005.90/x
  3. Step 3: Cross multiply
    6,937.36x = 10,404.48 × 2,005.90
  4. Step 4: Simplify right side
    6,937.36x = 20,870,346.43
  5. Step 5: Solve for x
    x = 20,870,346.43/6,937.36
  6. Step 6: Final answer
    x = 3,008.40

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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.