Home / 2,423.18-3,345.09-1,863.44

Finding the Fourth Proportional to 2,423.18, 3,345.09 and 1,863.44

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Solution

The fourth proportional to 2,423.18, 3,345.09 and 1,863.44 is: 2,572.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,423.18 : 3,345.09 = 1,863.44 : x
  2. Step 2: Convert to fraction form
    2,423.18/3,345.09 = 1,863.44/x
  3. Step 3: Cross multiply
    2,423.18x = 3,345.09 × 1,863.44
  4. Step 4: Simplify right side
    2,423.18x = 6,233,357.78
  5. Step 5: Solve for x
    x = 6,233,357.78/2,423.18
  6. Step 6: Final answer
    x = 2,572.39

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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.