Home / 2,803.05-4,200.26-1,500.57

Finding the Fourth Proportional to 2,803.05, 4,200.26 and 1,500.57

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Solution

The fourth proportional to 2,803.05, 4,200.26 and 1,500.57 is: 2,248.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,803.05 : 4,200.26 = 1,500.57 : x
  2. Step 2: Convert to fraction form
    2,803.05/4,200.26 = 1,500.57/x
  3. Step 3: Cross multiply
    2,803.05x = 4,200.26 × 1,500.57
  4. Step 4: Simplify right side
    2,803.05x = 6,302,776.65
  5. Step 5: Solve for x
    x = 6,302,776.65/2,803.05
  6. Step 6: Final answer
    x = 2,248.54

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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.