Home / 8,902.32-13,361.60-4,745.84

Finding the Fourth Proportional to 8,902.32, 13,361.60 and 4,745.84

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Solution

The fourth proportional to 8,902.32, 13,361.60 and 4,745.84 is: 7,123.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,902.32 : 13,361.60 = 4,745.84 : x
  2. Step 2: Convert to fraction form
    8,902.32/13,361.60 = 4,745.84/x
  3. Step 3: Cross multiply
    8,902.32x = 13,361.60 × 4,745.84
  4. Step 4: Simplify right side
    8,902.32x = 63,412,015.74
  5. Step 5: Solve for x
    x = 63,412,015.74/8,902.32
  6. Step 6: Final answer
    x = 7,123.09

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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.