Home / 5,210.55-7,193.84-3,222.23

Finding the Fourth Proportional to 5,210.55, 7,193.84 and 3,222.23

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Solution

The fourth proportional to 5,210.55, 7,193.84 and 3,222.23 is: 4,448.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,210.55 : 7,193.84 = 3,222.23 : x
  2. Step 2: Convert to fraction form
    5,210.55/7,193.84 = 3,222.23/x
  3. Step 3: Cross multiply
    5,210.55x = 7,193.84 × 3,222.23
  4. Step 4: Simplify right side
    5,210.55x = 23,180,154.98
  5. Step 5: Solve for x
    x = 23,180,154.98/5,210.55
  6. Step 6: Final answer
    x = 4,448.70

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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.