Home / 12,114.04-18,163.02-5,861.56

Finding the Fourth Proportional to 12,114.04, 18,163.02 and 5,861.56

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Solution

The fourth proportional to 12,114.04, 18,163.02 and 5,861.56 is: 8,788.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,114.04 : 18,163.02 = 5,861.56 : x
  2. Step 2: Convert to fraction form
    12,114.04/18,163.02 = 5,861.56/x
  3. Step 3: Cross multiply
    12,114.04x = 18,163.02 × 5,861.56
  4. Step 4: Simplify right side
    12,114.04x = 106,463,631.51
  5. Step 5: Solve for x
    x = 106,463,631.51/12,114.04
  6. Step 6: Final answer
    x = 8,788.45

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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.