Home / 7,217.85-10,827.15-3,523.23

Finding the Fourth Proportional to 7,217.85, 10,827.15 and 3,523.23

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Solution

The fourth proportional to 7,217.85, 10,827.15 and 3,523.23 is: 5,285.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,217.85 : 10,827.15 = 3,523.23 : x
  2. Step 2: Convert to fraction form
    7,217.85/10,827.15 = 3,523.23/x
  3. Step 3: Cross multiply
    7,217.85x = 10,827.15 × 3,523.23
  4. Step 4: Simplify right side
    7,217.85x = 38,146,539.69
  5. Step 5: Solve for x
    x = 38,146,539.69/7,217.85
  6. Step 6: Final answer
    x = 5,285.03

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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.