Home / 4,209.20-5,813.80-3,088.52

Finding the Fourth Proportional to 4,209.20, 5,813.80 and 3,088.52

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Solution

The fourth proportional to 4,209.20, 5,813.80 and 3,088.52 is: 4,265.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,209.20 : 5,813.80 = 3,088.52 : x
  2. Step 2: Convert to fraction form
    4,209.20/5,813.80 = 3,088.52/x
  3. Step 3: Cross multiply
    4,209.20x = 5,813.80 × 3,088.52
  4. Step 4: Simplify right side
    4,209.20x = 17,956,037.58
  5. Step 5: Solve for x
    x = 17,956,037.58/4,209.20
  6. Step 6: Final answer
    x = 4,265.90

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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.