Home / 9,905.56-14,860.14-3,331.24

Finding the Fourth Proportional to 9,905.56, 14,860.14 and 3,331.24

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Solution

The fourth proportional to 9,905.56, 14,860.14 and 3,331.24 is: 4,997.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,905.56 : 14,860.14 = 3,331.24 : x
  2. Step 2: Convert to fraction form
    9,905.56/14,860.14 = 3,331.24/x
  3. Step 3: Cross multiply
    9,905.56x = 14,860.14 × 3,331.24
  4. Step 4: Simplify right side
    9,905.56x = 49,502,692.77
  5. Step 5: Solve for x
    x = 49,502,692.77/9,905.56
  6. Step 6: Final answer
    x = 4,997.47

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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.