Home / 3,411.08-5,112.92-1,436.23

Finding the Fourth Proportional to 3,411.08, 5,112.92 and 1,436.23

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Solution

The fourth proportional to 3,411.08, 5,112.92 and 1,436.23 is: 2,152.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,411.08 : 5,112.92 = 1,436.23 : x
  2. Step 2: Convert to fraction form
    3,411.08/5,112.92 = 1,436.23/x
  3. Step 3: Cross multiply
    3,411.08x = 5,112.92 × 1,436.23
  4. Step 4: Simplify right side
    3,411.08x = 7,343,339.07
  5. Step 5: Solve for x
    x = 7,343,339.07/3,411.08
  6. Step 6: Final answer
    x = 2,152.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.