Home / 6,611.15-9,123.48-3,626.93

Finding the Fourth Proportional to 6,611.15, 9,123.48 and 3,626.93

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Solution

The fourth proportional to 6,611.15, 9,123.48 and 3,626.93 is: 5,005.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,611.15 : 9,123.48 = 3,626.93 : x
  2. Step 2: Convert to fraction form
    6,611.15/9,123.48 = 3,626.93/x
  3. Step 3: Cross multiply
    6,611.15x = 9,123.48 × 3,626.93
  4. Step 4: Simplify right side
    6,611.15x = 33,090,223.32
  5. Step 5: Solve for x
    x = 33,090,223.32/6,611.15
  6. Step 6: Final answer
    x = 5,005.21

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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.