Home / 5,311.55-7,329.84-3,073.52

Finding the Fourth Proportional to 5,311.55, 7,329.84 and 3,073.52

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Solution

The fourth proportional to 5,311.55, 7,329.84 and 3,073.52 is: 4,241.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,311.55 : 7,329.84 = 3,073.52 : x
  2. Step 2: Convert to fraction form
    5,311.55/7,329.84 = 3,073.52/x
  3. Step 3: Cross multiply
    5,311.55x = 7,329.84 × 3,073.52
  4. Step 4: Simplify right side
    5,311.55x = 22,528,409.84
  5. Step 5: Solve for x
    x = 22,528,409.84/5,311.55
  6. Step 6: Final answer
    x = 4,241.40

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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.