Home / 9,611.66-13,263.60-5,361.96

Finding the Fourth Proportional to 9,611.66, 13,263.60 and 5,361.96

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Solution

The fourth proportional to 9,611.66, 13,263.60 and 5,361.96 is: 7,399.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,611.66 : 13,263.60 = 5,361.96 : x
  2. Step 2: Convert to fraction form
    9,611.66/13,263.60 = 5,361.96/x
  3. Step 3: Cross multiply
    9,611.66x = 13,263.60 × 5,361.96
  4. Step 4: Simplify right side
    9,611.66x = 71,118,892.66
  5. Step 5: Solve for x
    x = 71,118,892.66/9,611.66
  6. Step 6: Final answer
    x = 7,399.23

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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.