Home / 2,404.83-3,319.08-1,911.22

Finding the Fourth Proportional to 2,404.83, 3,319.08 and 1,911.22

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Solution

The fourth proportional to 2,404.83, 3,319.08 and 1,911.22 is: 2,637.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,404.83 : 3,319.08 = 1,911.22 : x
  2. Step 2: Convert to fraction form
    2,404.83/3,319.08 = 1,911.22/x
  3. Step 3: Cross multiply
    2,404.83x = 3,319.08 × 1,911.22
  4. Step 4: Simplify right side
    2,404.83x = 6,343,492.08
  5. Step 5: Solve for x
    x = 6,343,492.08/2,404.83
  6. Step 6: Final answer
    x = 2,637.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.