Home / 5,549.84-7,658.65-3,031.96

Finding the Fourth Proportional to 5,549.84, 7,658.65 and 3,031.96

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Solution

The fourth proportional to 5,549.84, 7,658.65 and 3,031.96 is: 4,184.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,549.84 : 7,658.65 = 3,031.96 : x
  2. Step 2: Convert to fraction form
    5,549.84/7,658.65 = 3,031.96/x
  3. Step 3: Cross multiply
    5,549.84x = 7,658.65 × 3,031.96
  4. Step 4: Simplify right side
    5,549.84x = 23,220,717.44
  5. Step 5: Solve for x
    x = 23,220,717.44/5,549.84
  6. Step 6: Final answer
    x = 4,184.04

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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.