Home / 4,535.28-6,256.50-3,209.70

Finding the Fourth Proportional to 4,535.28, 6,256.50 and 3,209.70

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Solution

The fourth proportional to 4,535.28, 6,256.50 and 3,209.70 is: 4,427.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,535.28 : 6,256.50 = 3,209.70 : x
  2. Step 2: Convert to fraction form
    4,535.28/6,256.50 = 3,209.70/x
  3. Step 3: Cross multiply
    4,535.28x = 6,256.50 × 3,209.70
  4. Step 4: Simplify right side
    4,535.28x = 20,081,488.05
  5. Step 5: Solve for x
    x = 20,081,488.05/4,535.28
  6. Step 6: Final answer
    x = 4,427.84

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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.