Home / 6,529.17-9,790.50-2,145.87

Finding the Fourth Proportional to 6,529.17, 9,790.50 and 2,145.87

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Solution

The fourth proportional to 6,529.17, 9,790.50 and 2,145.87 is: 3,217.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,529.17 : 9,790.50 = 2,145.87 : x
  2. Step 2: Convert to fraction form
    6,529.17/9,790.50 = 2,145.87/x
  3. Step 3: Cross multiply
    6,529.17x = 9,790.50 × 2,145.87
  4. Step 4: Simplify right side
    6,529.17x = 21,009,140.24
  5. Step 5: Solve for x
    x = 21,009,140.24/6,529.17
  6. Step 6: Final answer
    x = 3,217.74

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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.