Home / 3,657.23-5,483.30-1,576.61

Finding the Fourth Proportional to 3,657.23, 5,483.30 and 1,576.61

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Solution

The fourth proportional to 3,657.23, 5,483.30 and 1,576.61 is: 2,363.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,657.23 : 5,483.30 = 1,576.61 : x
  2. Step 2: Convert to fraction form
    3,657.23/5,483.30 = 1,576.61/x
  3. Step 3: Cross multiply
    3,657.23x = 5,483.30 × 1,576.61
  4. Step 4: Simplify right side
    3,657.23x = 8,644,990.31
  5. Step 5: Solve for x
    x = 8,644,990.31/3,657.23
  6. Step 6: Final answer
    x = 2,363.81

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1.5x scale

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.