Home / 8,278.66-12,410.98-3,595.12

Finding the Fourth Proportional to 8,278.66, 12,410.98 and 3,595.12

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Solution

The fourth proportional to 8,278.66, 12,410.98 and 3,595.12 is: 5,389.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,278.66 : 12,410.98 = 3,595.12 : x
  2. Step 2: Convert to fraction form
    8,278.66/12,410.98 = 3,595.12/x
  3. Step 3: Cross multiply
    8,278.66x = 12,410.98 × 3,595.12
  4. Step 4: Simplify right side
    8,278.66x = 44,618,962.42
  5. Step 5: Solve for x
    x = 44,618,962.42/8,278.66
  6. Step 6: Final answer
    x = 5,389.64

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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.