Home / 9,155.60-13,733.40-3,611.56

Finding the Fourth Proportional to 9,155.60, 13,733.40 and 3,611.56

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Solution

The fourth proportional to 9,155.60, 13,733.40 and 3,611.56 is: 5,417.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,155.60 : 13,733.40 = 3,611.56 : x
  2. Step 2: Convert to fraction form
    9,155.60/13,733.40 = 3,611.56/x
  3. Step 3: Cross multiply
    9,155.60x = 13,733.40 × 3,611.56
  4. Step 4: Simplify right side
    9,155.60x = 49,598,998.10
  5. Step 5: Solve for x
    x = 49,598,998.10/9,155.60
  6. Step 6: Final answer
    x = 5,417.34

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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.