Home / 2,319.51-3,479.18-1,003.08

Finding the Fourth Proportional to 2,319.51, 3,479.18 and 1,003.08

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Solution

The fourth proportional to 2,319.51, 3,479.18 and 1,003.08 is: 1,504.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,319.51 : 3,479.18 = 1,003.08 : x
  2. Step 2: Convert to fraction form
    2,319.51/3,479.18 = 1,003.08/x
  3. Step 3: Cross multiply
    2,319.51x = 3,479.18 × 1,003.08
  4. Step 4: Simplify right side
    2,319.51x = 3,489,890.86
  5. Step 5: Solve for x
    x = 3,489,890.86/2,319.51
  6. Step 6: Final answer
    x = 1,504.58

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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.