Home / 10,871.24-16,298.64-4,295.66

Finding the Fourth Proportional to 10,871.24, 16,298.64 and 4,295.66

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Solution

The fourth proportional to 10,871.24, 16,298.64 and 4,295.66 is: 6,440.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,871.24 : 16,298.64 = 4,295.66 : x
  2. Step 2: Convert to fraction form
    10,871.24/16,298.64 = 4,295.66/x
  3. Step 3: Cross multiply
    10,871.24x = 16,298.64 × 4,295.66
  4. Step 4: Simplify right side
    10,871.24x = 70,013,334.41
  5. Step 5: Solve for x
    x = 70,013,334.41/10,871.24
  6. Step 6: Final answer
    x = 6,440.24

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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.