Home / 10,761.39-16,140.24-2,864.01

Finding the Fourth Proportional to 10,761.39, 16,140.24 and 2,864.01

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Solution

The fourth proportional to 10,761.39, 16,140.24 and 2,864.01 is: 4,295.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,761.39 : 16,140.24 = 2,864.01 : x
  2. Step 2: Convert to fraction form
    10,761.39/16,140.24 = 2,864.01/x
  3. Step 3: Cross multiply
    10,761.39x = 16,140.24 × 2,864.01
  4. Step 4: Simplify right side
    10,761.39x = 46,225,808.76
  5. Step 5: Solve for x
    x = 46,225,808.76/10,761.39
  6. Step 6: Final answer
    x = 4,295.52

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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.