Home / 3,508.91-5,263.62-1,009.99

Finding the Fourth Proportional to 3,508.91, 5,263.62 and 1,009.99

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Solution

The fourth proportional to 3,508.91, 5,263.62 and 1,009.99 is: 1,515.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,508.91 : 5,263.62 = 1,009.99 : x
  2. Step 2: Convert to fraction form
    3,508.91/5,263.62 = 1,009.99/x
  3. Step 3: Cross multiply
    3,508.91x = 5,263.62 × 1,009.99
  4. Step 4: Simplify right side
    3,508.91x = 5,316,203.56
  5. Step 5: Solve for x
    x = 5,316,203.56/3,508.91
  6. Step 6: Final answer
    x = 1,515.06

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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.