Home / 5,549.37-7,658.28-3,031.46

Finding the Fourth Proportional to 5,549.37, 7,658.28 and 3,031.46

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Solution

The fourth proportional to 5,549.37, 7,658.28 and 3,031.46 is: 4,183.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,549.37 : 7,658.28 = 3,031.46 : x
  2. Step 2: Convert to fraction form
    5,549.37/7,658.28 = 3,031.46/x
  3. Step 3: Cross multiply
    5,549.37x = 7,658.28 × 3,031.46
  4. Step 4: Simplify right side
    5,549.37x = 23,215,805.01
  5. Step 5: Solve for x
    x = 23,215,805.01/5,549.37
  6. Step 6: Final answer
    x = 4,183.50

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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.