Home / 7,333.82-11,000.75-5,152.31

Finding the Fourth Proportional to 7,333.82, 11,000.75 and 5,152.31

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Solution

The fourth proportional to 7,333.82, 11,000.75 and 5,152.31 is: 7,728.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,333.82 : 11,000.75 = 5,152.31 : x
  2. Step 2: Convert to fraction form
    7,333.82/11,000.75 = 5,152.31/x
  3. Step 3: Cross multiply
    7,333.82x = 11,000.75 × 5,152.31
  4. Step 4: Simplify right side
    7,333.82x = 56,679,193.47
  5. Step 5: Solve for x
    x = 56,679,193.47/7,333.82
  6. Step 6: Final answer
    x = 7,728.47

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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.