Home / 5,311.08-7,328.07-3,296.30

Finding the Fourth Proportional to 5,311.08, 7,328.07 and 3,296.30

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Solution

The fourth proportional to 5,311.08, 7,328.07 and 3,296.30 is: 4,548.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,311.08 : 7,328.07 = 3,296.30 : x
  2. Step 2: Convert to fraction form
    5,311.08/7,328.07 = 3,296.30/x
  3. Step 3: Cross multiply
    5,311.08x = 7,328.07 × 3,296.30
  4. Step 4: Simplify right side
    5,311.08x = 24,155,480.50
  5. Step 5: Solve for x
    x = 24,155,480.50/5,311.08
  6. Step 6: Final answer
    x = 4,548.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.