Home / 3,031.81-4,548.38-2,725.63

Finding the Fourth Proportional to 3,031.81, 4,548.38 and 2,725.63

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Solution

The fourth proportional to 3,031.81, 4,548.38 and 2,725.63 is: 4,089.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,031.81 : 4,548.38 = 2,725.63 : x
  2. Step 2: Convert to fraction form
    3,031.81/4,548.38 = 2,725.63/x
  3. Step 3: Cross multiply
    3,031.81x = 4,548.38 × 2,725.63
  4. Step 4: Simplify right side
    3,031.81x = 12,397,200.98
  5. Step 5: Solve for x
    x = 12,397,200.98/3,031.81
  6. Step 6: Final answer
    x = 4,089.04

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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.