Home / 6,240.07-8,611.26-3,445.57

Finding the Fourth Proportional to 6,240.07, 8,611.26 and 3,445.57

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Solution

The fourth proportional to 6,240.07, 8,611.26 and 3,445.57 is: 4,754.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,240.07 : 8,611.26 = 3,445.57 : x
  2. Step 2: Convert to fraction form
    6,240.07/8,611.26 = 3,445.57/x
  3. Step 3: Cross multiply
    6,240.07x = 8,611.26 × 3,445.57
  4. Step 4: Simplify right side
    6,240.07x = 29,670,656.06
  5. Step 5: Solve for x
    x = 29,670,656.06/6,240.07
  6. Step 6: Final answer
    x = 4,754.86

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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.