Home / 3,533.32-4,863.49-3,114.75

Finding the Fourth Proportional to 3,533.32, 4,863.49 and 3,114.75

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Solution

The fourth proportional to 3,533.32, 4,863.49 and 3,114.75 is: 4,287.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,533.32 : 4,863.49 = 3,114.75 : x
  2. Step 2: Convert to fraction form
    3,533.32/4,863.49 = 3,114.75/x
  3. Step 3: Cross multiply
    3,533.32x = 4,863.49 × 3,114.75
  4. Step 4: Simplify right side
    3,533.32x = 15,148,583.45
  5. Step 5: Solve for x
    x = 15,148,583.45/3,533.32
  6. Step 6: Final answer
    x = 4,287.35

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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.