Home / 8,524.04-12,786.10-2,977.36

Finding the Fourth Proportional to 8,524.04, 12,786.10 and 2,977.36

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Solution

The fourth proportional to 8,524.04, 12,786.10 and 2,977.36 is: 4,466.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,524.04 : 12,786.10 = 2,977.36 : x
  2. Step 2: Convert to fraction form
    8,524.04/12,786.10 = 2,977.36/x
  3. Step 3: Cross multiply
    8,524.04x = 12,786.10 × 2,977.36
  4. Step 4: Simplify right side
    8,524.04x = 38,068,822.70
  5. Step 5: Solve for x
    x = 38,068,822.70/8,524.04
  6. Step 6: Final answer
    x = 4,466.05

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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.