Home / 3,377.23-4,658.63-2,031.90

Finding the Fourth Proportional to 3,377.23, 4,658.63 and 2,031.90

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Solution

The fourth proportional to 3,377.23, 4,658.63 and 2,031.90 is: 2,802.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,377.23 : 4,658.63 = 2,031.90 : x
  2. Step 2: Convert to fraction form
    3,377.23/4,658.63 = 2,031.90/x
  3. Step 3: Cross multiply
    3,377.23x = 4,658.63 × 2,031.90
  4. Step 4: Simplify right side
    3,377.23x = 9,465,870.30
  5. Step 5: Solve for x
    x = 9,465,870.30/3,377.23
  6. Step 6: Final answer
    x = 2,802.85

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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.