Home / 5,256.19-7,884.27-2,135.46

Finding the Fourth Proportional to 5,256.19, 7,884.27 and 2,135.46

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Solution

The fourth proportional to 5,256.19, 7,884.27 and 2,135.46 is: 3,203.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,256.19 : 7,884.27 = 2,135.46 : x
  2. Step 2: Convert to fraction form
    5,256.19/7,884.27 = 2,135.46/x
  3. Step 3: Cross multiply
    5,256.19x = 7,884.27 × 2,135.46
  4. Step 4: Simplify right side
    5,256.19x = 16,836,572.78
  5. Step 5: Solve for x
    x = 16,836,572.78/5,256.19
  6. Step 6: Final answer
    x = 3,203.19

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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.