Home / 10,762.32-16,143.64-2,864.98

Finding the Fourth Proportional to 10,762.32, 16,143.64 and 2,864.98

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Solution

The fourth proportional to 10,762.32, 16,143.64 and 2,864.98 is: 4,297.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,762.32 : 16,143.64 = 2,864.98 : x
  2. Step 2: Convert to fraction form
    10,762.32/16,143.64 = 2,864.98/x
  3. Step 3: Cross multiply
    10,762.32x = 16,143.64 × 2,864.98
  4. Step 4: Simplify right side
    10,762.32x = 46,251,205.73
  5. Step 5: Solve for x
    x = 46,251,205.73/10,762.32
  6. Step 6: Final answer
    x = 4,297.51

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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.