Home / 8,507.29-12,761.58-2,267.28

Finding the Fourth Proportional to 8,507.29, 12,761.58 and 2,267.28

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Solution

The fourth proportional to 8,507.29, 12,761.58 and 2,267.28 is: 3,401.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,507.29 : 12,761.58 = 2,267.28 : x
  2. Step 2: Convert to fraction form
    8,507.29/12,761.58 = 2,267.28/x
  3. Step 3: Cross multiply
    8,507.29x = 12,761.58 × 2,267.28
  4. Step 4: Simplify right side
    8,507.29x = 28,934,075.10
  5. Step 5: Solve for x
    x = 28,934,075.10/8,507.29
  6. Step 6: Final answer
    x = 3,401.09

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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.