Home / 4,284.40-6,426.60-3,956.35

Finding the Fourth Proportional to 4,284.40, 6,426.60 and 3,956.35

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Solution

The fourth proportional to 4,284.40, 6,426.60 and 3,956.35 is: 5,934.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,284.40 : 6,426.60 = 3,956.35 : x
  2. Step 2: Convert to fraction form
    4,284.40/6,426.60 = 3,956.35/x
  3. Step 3: Cross multiply
    4,284.40x = 6,426.60 × 3,956.35
  4. Step 4: Simplify right side
    4,284.40x = 25,425,878.91
  5. Step 5: Solve for x
    x = 25,425,878.91/4,284.40
  6. Step 6: Final answer
    x = 5,934.53

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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.