Home / 5,611.30-8,417.26-2,490.56

Finding the Fourth Proportional to 5,611.30, 8,417.26 and 2,490.56

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Solution

The fourth proportional to 5,611.30, 8,417.26 and 2,490.56 is: 3,735.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,611.30 : 8,417.26 = 2,490.56 : x
  2. Step 2: Convert to fraction form
    5,611.30/8,417.26 = 2,490.56/x
  3. Step 3: Cross multiply
    5,611.30x = 8,417.26 × 2,490.56
  4. Step 4: Simplify right side
    5,611.30x = 20,963,691.07
  5. Step 5: Solve for x
    x = 20,963,691.07/5,611.30
  6. Step 6: Final answer
    x = 3,735.98

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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.