Home / 8,073.64-12,110.22-2,878.12

Finding the Fourth Proportional to 8,073.64, 12,110.22 and 2,878.12

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Solution

The fourth proportional to 8,073.64, 12,110.22 and 2,878.12 is: 4,317.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,073.64 : 12,110.22 = 2,878.12 : x
  2. Step 2: Convert to fraction form
    8,073.64/12,110.22 = 2,878.12/x
  3. Step 3: Cross multiply
    8,073.64x = 12,110.22 × 2,878.12
  4. Step 4: Simplify right side
    8,073.64x = 34,854,666.39
  5. Step 5: Solve for x
    x = 34,854,666.39/8,073.64
  6. Step 6: Final answer
    x = 4,317.09

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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.