Home / 2,521.85-3,776.91-2,434.28

Finding the Fourth Proportional to 2,521.85, 3,776.91 and 2,434.28

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Solution

The fourth proportional to 2,521.85, 3,776.91 and 2,434.28 is: 3,645.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,521.85 : 3,776.91 = 2,434.28 : x
  2. Step 2: Convert to fraction form
    2,521.85/3,776.91 = 2,434.28/x
  3. Step 3: Cross multiply
    2,521.85x = 3,776.91 × 2,434.28
  4. Step 4: Simplify right side
    2,521.85x = 9,194,056.47
  5. Step 5: Solve for x
    x = 9,194,056.47/2,521.85
  6. Step 6: Final answer
    x = 3,645.76

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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.