Home / 4,989.43-7,475.64-3,525.76

Finding the Fourth Proportional to 4,989.43, 7,475.64 and 3,525.76

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Solution

The fourth proportional to 4,989.43, 7,475.64 and 3,525.76 is: 5,282.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,989.43 : 7,475.64 = 3,525.76 : x
  2. Step 2: Convert to fraction form
    4,989.43/7,475.64 = 3,525.76/x
  3. Step 3: Cross multiply
    4,989.43x = 7,475.64 × 3,525.76
  4. Step 4: Simplify right side
    4,989.43x = 26,357,312.49
  5. Step 5: Solve for x
    x = 26,357,312.49/4,989.43
  6. Step 6: Final answer
    x = 5,282.63

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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.