Home / 10,241.01-15,361.41-4,692.78

Finding the Fourth Proportional to 10,241.01, 15,361.41 and 4,692.78

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Solution

The fourth proportional to 10,241.01, 15,361.41 and 4,692.78 is: 7,039.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,241.01 : 15,361.41 = 4,692.78 : x
  2. Step 2: Convert to fraction form
    10,241.01/15,361.41 = 4,692.78/x
  3. Step 3: Cross multiply
    10,241.01x = 15,361.41 × 4,692.78
  4. Step 4: Simplify right side
    10,241.01x = 72,087,717.62
  5. Step 5: Solve for x
    x = 72,087,717.62/10,241.01
  6. Step 6: Final answer
    x = 7,039.12

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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.