Home / 2,611.13-3,592.53-2,280.35

Finding the Fourth Proportional to 2,611.13, 3,592.53 and 2,280.35

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Solution

The fourth proportional to 2,611.13, 3,592.53 and 2,280.35 is: 3,137.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,611.13 : 3,592.53 = 2,280.35 : x
  2. Step 2: Convert to fraction form
    2,611.13/3,592.53 = 2,280.35/x
  3. Step 3: Cross multiply
    2,611.13x = 3,592.53 × 2,280.35
  4. Step 4: Simplify right side
    2,611.13x = 8,192,207.82
  5. Step 5: Solve for x
    x = 8,192,207.82/2,611.13
  6. Step 6: Final answer
    x = 3,137.42

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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.