Home / 8,284.48-12,426.68-3,357.58

Finding the Fourth Proportional to 8,284.48, 12,426.68 and 3,357.58

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Solution

The fourth proportional to 8,284.48, 12,426.68 and 3,357.58 is: 5,036.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,284.48 : 12,426.68 = 3,357.58 : x
  2. Step 2: Convert to fraction form
    8,284.48/12,426.68 = 3,357.58/x
  3. Step 3: Cross multiply
    8,284.48x = 12,426.68 × 3,357.58
  4. Step 4: Simplify right side
    8,284.48x = 41,723,572.23
  5. Step 5: Solve for x
    x = 41,723,572.23/8,284.48
  6. Step 6: Final answer
    x = 5,036.35

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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.