Home / 5,771.34-7,962.68-3,530.88

Finding the Fourth Proportional to 5,771.34, 7,962.68 and 3,530.88

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Solution

The fourth proportional to 5,771.34, 7,962.68 and 3,530.88 is: 4,871.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,771.34 : 7,962.68 = 3,530.88 : x
  2. Step 2: Convert to fraction form
    5,771.34/7,962.68 = 3,530.88/x
  3. Step 3: Cross multiply
    5,771.34x = 7,962.68 × 3,530.88
  4. Step 4: Simplify right side
    5,771.34x = 28,115,278.64
  5. Step 5: Solve for x
    x = 28,115,278.64/5,771.34
  6. Step 6: Final answer
    x = 4,871.53

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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.