Home / 8,284.47-12,426.78-2,361.35

Finding the Fourth Proportional to 8,284.47, 12,426.78 and 2,361.35

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Solution

The fourth proportional to 8,284.47, 12,426.78 and 2,361.35 is: 3,542.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,284.47 : 12,426.78 = 2,361.35 : x
  2. Step 2: Convert to fraction form
    8,284.47/12,426.78 = 2,361.35/x
  3. Step 3: Cross multiply
    8,284.47x = 12,426.78 × 2,361.35
  4. Step 4: Simplify right side
    8,284.47x = 29,344,008.02
  5. Step 5: Solve for x
    x = 29,344,008.02/8,284.47
  6. Step 6: Final answer
    x = 3,542.05

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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.