Home / 4,298.88-6,449.58-2,107.74

Finding the Fourth Proportional to 4,298.88, 6,449.58 and 2,107.74

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Solution

The fourth proportional to 4,298.88, 6,449.58 and 2,107.74 is: 3,162.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,298.88 : 6,449.58 = 2,107.74 : x
  2. Step 2: Convert to fraction form
    4,298.88/6,449.58 = 2,107.74/x
  3. Step 3: Cross multiply
    4,298.88x = 6,449.58 × 2,107.74
  4. Step 4: Simplify right side
    4,298.88x = 13,594,037.75
  5. Step 5: Solve for x
    x = 13,594,037.75/4,298.88
  6. Step 6: Final answer
    x = 3,162.23

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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.