Home / 4,312.85-5,951.78-2,611.32

Finding the Fourth Proportional to 4,312.85, 5,951.78 and 2,611.32

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Solution

The fourth proportional to 4,312.85, 5,951.78 and 2,611.32 is: 3,603.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,312.85 : 5,951.78 = 2,611.32 : x
  2. Step 2: Convert to fraction form
    4,312.85/5,951.78 = 2,611.32/x
  3. Step 3: Cross multiply
    4,312.85x = 5,951.78 × 2,611.32
  4. Step 4: Simplify right side
    4,312.85x = 15,541,989.09
  5. Step 5: Solve for x
    x = 15,541,989.09/4,312.85
  6. Step 6: Final answer
    x = 3,603.65

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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.