Home / 3,916.65-5,405.14-2,344.44

Finding the Fourth Proportional to 3,916.65, 5,405.14 and 2,344.44

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Solution

The fourth proportional to 3,916.65, 5,405.14 and 2,344.44 is: 3,235.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,916.65 : 5,405.14 = 2,344.44 : x
  2. Step 2: Convert to fraction form
    3,916.65/5,405.14 = 2,344.44/x
  3. Step 3: Cross multiply
    3,916.65x = 5,405.14 × 2,344.44
  4. Step 4: Simplify right side
    3,916.65x = 12,672,026.42
  5. Step 5: Solve for x
    x = 12,672,026.42/3,916.65
  6. Step 6: Final answer
    x = 3,235.42

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1.5x scale

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.