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Finding the Fourth Proportional to 7,193.98, 9,927.30 and 4,050.28

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Solution

The fourth proportional to 7,193.98, 9,927.30 and 4,050.28 is: 5,589.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,193.98 : 9,927.30 = 4,050.28 : x
  2. Step 2: Convert to fraction form
    7,193.98/9,927.30 = 4,050.28/x
  3. Step 3: Cross multiply
    7,193.98x = 9,927.30 × 4,050.28
  4. Step 4: Simplify right side
    7,193.98x = 40,208,344.64
  5. Step 5: Solve for x
    x = 40,208,344.64/7,193.98
  6. Step 6: Final answer
    x = 5,589.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.