Home / 10,267.18-15,401.74-2,871.64

Finding the Fourth Proportional to 10,267.18, 15,401.74 and 2,871.64

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Solution

The fourth proportional to 10,267.18, 15,401.74 and 2,871.64 is: 4,307.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,267.18 : 15,401.74 = 2,871.64 : x
  2. Step 2: Convert to fraction form
    10,267.18/15,401.74 = 2,871.64/x
  3. Step 3: Cross multiply
    10,267.18x = 15,401.74 × 2,871.64
  4. Step 4: Simplify right side
    10,267.18x = 44,228,252.65
  5. Step 5: Solve for x
    x = 44,228,252.65/10,267.18
  6. Step 6: Final answer
    x = 4,307.73

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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.