Home / 5,372.16-8,056.80-1,475.64

Finding the Fourth Proportional to 5,372.16, 8,056.80 and 1,475.64

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Solution

The fourth proportional to 5,372.16, 8,056.80 and 1,475.64 is: 2,213.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,372.16 : 8,056.80 = 1,475.64 : x
  2. Step 2: Convert to fraction form
    5,372.16/8,056.80 = 1,475.64/x
  3. Step 3: Cross multiply
    5,372.16x = 8,056.80 × 1,475.64
  4. Step 4: Simplify right side
    5,372.16x = 11,888,936.35
  5. Step 5: Solve for x
    x = 11,888,936.35/5,372.16
  6. Step 6: Final answer
    x = 2,213.06

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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.