Home / 7,737.36-11,600.40-3,840.96

Finding the Fourth Proportional to 7,737.36, 11,600.40 and 3,840.96

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Solution

The fourth proportional to 7,737.36, 11,600.40 and 3,840.96 is: 5,758.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,737.36 : 11,600.40 = 3,840.96 : x
  2. Step 2: Convert to fraction form
    7,737.36/11,600.40 = 3,840.96/x
  3. Step 3: Cross multiply
    7,737.36x = 11,600.40 × 3,840.96
  4. Step 4: Simplify right side
    7,737.36x = 44,556,672.38
  5. Step 5: Solve for x
    x = 44,556,672.38/7,737.36
  6. Step 6: Final answer
    x = 5,758.64

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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.