Home / 2,203.08-3,302.65-1,325.85

Finding the Fourth Proportional to 2,203.08, 3,302.65 and 1,325.85

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Solution

The fourth proportional to 2,203.08, 3,302.65 and 1,325.85 is: 1,987.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,203.08 : 3,302.65 = 1,325.85 : x
  2. Step 2: Convert to fraction form
    2,203.08/3,302.65 = 1,325.85/x
  3. Step 3: Cross multiply
    2,203.08x = 3,302.65 × 1,325.85
  4. Step 4: Simplify right side
    2,203.08x = 4,378,818.50
  5. Step 5: Solve for x
    x = 4,378,818.50/2,203.08
  6. Step 6: Final answer
    x = 1,987.59

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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.