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Finding the Fourth Proportional to 9,907.40, 14,860.17 and 3,333.66

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Solution

The fourth proportional to 9,907.40, 14,860.17 and 3,333.66 is: 5,000.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,907.40 : 14,860.17 = 3,333.66 : x
  2. Step 2: Convert to fraction form
    9,907.40/14,860.17 = 3,333.66/x
  3. Step 3: Cross multiply
    9,907.40x = 14,860.17 × 3,333.66
  4. Step 4: Simplify right side
    9,907.40x = 49,538,754.32
  5. Step 5: Solve for x
    x = 49,538,754.32/9,907.40
  6. Step 6: Final answer
    x = 5,000.18

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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.