Home / 2,411.62-3,328.16-1,349.32

Finding the Fourth Proportional to 2,411.62, 3,328.16 and 1,349.32

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Solution

The fourth proportional to 2,411.62, 3,328.16 and 1,349.32 is: 1,862.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,411.62 : 3,328.16 = 1,349.32 : x
  2. Step 2: Convert to fraction form
    2,411.62/3,328.16 = 1,349.32/x
  3. Step 3: Cross multiply
    2,411.62x = 3,328.16 × 1,349.32
  4. Step 4: Simplify right side
    2,411.62x = 4,490,747.23
  5. Step 5: Solve for x
    x = 4,490,747.23/2,411.62
  6. Step 6: Final answer
    x = 1,862.13

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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.