Home / 7,056.80-10,575.91-3,938.28

Finding the Fourth Proportional to 7,056.80, 10,575.91 and 3,938.28

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Solution

The fourth proportional to 7,056.80, 10,575.91 and 3,938.28 is: 5,902.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,056.80 : 10,575.91 = 3,938.28 : x
  2. Step 2: Convert to fraction form
    7,056.80/10,575.91 = 3,938.28/x
  3. Step 3: Cross multiply
    7,056.80x = 10,575.91 × 3,938.28
  4. Step 4: Simplify right side
    7,056.80x = 41,650,894.83
  5. Step 5: Solve for x
    x = 41,650,894.83/7,056.80
  6. Step 6: Final answer
    x = 5,902.24

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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.