Home / 5,200.84-7,177.17-3,210.94

Finding the Fourth Proportional to 5,200.84, 7,177.17 and 3,210.94

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Solution

The fourth proportional to 5,200.84, 7,177.17 and 3,210.94 is: 4,431.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,200.84 : 7,177.17 = 3,210.94 : x
  2. Step 2: Convert to fraction form
    5,200.84/7,177.17 = 3,210.94/x
  3. Step 3: Cross multiply
    5,200.84x = 7,177.17 × 3,210.94
  4. Step 4: Simplify right side
    5,200.84x = 23,045,462.24
  5. Step 5: Solve for x
    x = 23,045,462.24/5,200.84
  6. Step 6: Final answer
    x = 4,431.10

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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.