Home / 3,719.64-5,134.68-2,461.26

Finding the Fourth Proportional to 3,719.64, 5,134.68 and 2,461.26

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Solution

The fourth proportional to 3,719.64, 5,134.68 and 2,461.26 is: 3,397.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,719.64 : 5,134.68 = 2,461.26 : x
  2. Step 2: Convert to fraction form
    3,719.64/5,134.68 = 2,461.26/x
  3. Step 3: Cross multiply
    3,719.64x = 5,134.68 × 2,461.26
  4. Step 4: Simplify right side
    3,719.64x = 12,637,782.50
  5. Step 5: Solve for x
    x = 12,637,782.50/3,719.64
  6. Step 6: Final answer
    x = 3,397.58

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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.