Home / 10,692.45-16,043.54-4,457.07

Finding the Fourth Proportional to 10,692.45, 16,043.54 and 4,457.07

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Solution

The fourth proportional to 10,692.45, 16,043.54 and 4,457.07 is: 6,687.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,692.45 : 16,043.54 = 4,457.07 : x
  2. Step 2: Convert to fraction form
    10,692.45/16,043.54 = 4,457.07/x
  3. Step 3: Cross multiply
    10,692.45x = 16,043.54 × 4,457.07
  4. Step 4: Simplify right side
    10,692.45x = 71,507,158.54
  5. Step 5: Solve for x
    x = 71,507,158.54/10,692.45
  6. Step 6: Final answer
    x = 6,687.63

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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.