Home / 8,134.94-12,218.81-4,854.44

Finding the Fourth Proportional to 8,134.94, 12,218.81 and 4,854.44

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Solution

The fourth proportional to 8,134.94, 12,218.81 and 4,854.44 is: 7,291.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,134.94 : 12,218.81 = 4,854.44 : x
  2. Step 2: Convert to fraction form
    8,134.94/12,218.81 = 4,854.44/x
  3. Step 3: Cross multiply
    8,134.94x = 12,218.81 × 4,854.44
  4. Step 4: Simplify right side
    8,134.94x = 59,315,486.29
  5. Step 5: Solve for x
    x = 59,315,486.29/8,134.94
  6. Step 6: Final answer
    x = 7,291.45

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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.