Home / 2,843.71-4,254.32-2,152.37

Finding the Fourth Proportional to 2,843.71, 4,254.32 and 2,152.37

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Solution

The fourth proportional to 2,843.71, 4,254.32 and 2,152.37 is: 3,220.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,843.71 : 4,254.32 = 2,152.37 : x
  2. Step 2: Convert to fraction form
    2,843.71/4,254.32 = 2,152.37/x
  3. Step 3: Cross multiply
    2,843.71x = 4,254.32 × 2,152.37
  4. Step 4: Simplify right side
    2,843.71x = 9,156,886.76
  5. Step 5: Solve for x
    x = 9,156,886.76/2,843.71
  6. Step 6: Final answer
    x = 3,220.05

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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.