Home / 2,989.18-4,484.04-1,529.56

Finding the Fourth Proportional to 2,989.18, 4,484.04 and 1,529.56

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Solution

The fourth proportional to 2,989.18, 4,484.04 and 1,529.56 is: 2,294.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989.18 : 4,484.04 = 1,529.56 : x
  2. Step 2: Convert to fraction form
    2,989.18/4,484.04 = 1,529.56/x
  3. Step 3: Cross multiply
    2,989.18x = 4,484.04 × 1,529.56
  4. Step 4: Simplify right side
    2,989.18x = 6,858,608.22
  5. Step 5: Solve for x
    x = 6,858,608.22/2,989.18
  6. Step 6: Final answer
    x = 2,294.48

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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.