Home / 10,583.15-15,869.60-3,186.23

Finding the Fourth Proportional to 10,583.15, 15,869.60 and 3,186.23

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Solution

The fourth proportional to 10,583.15, 15,869.60 and 3,186.23 is: 4,777.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,583.15 : 15,869.60 = 3,186.23 : x
  2. Step 2: Convert to fraction form
    10,583.15/15,869.60 = 3,186.23/x
  3. Step 3: Cross multiply
    10,583.15x = 15,869.60 × 3,186.23
  4. Step 4: Simplify right side
    10,583.15x = 50,564,179.68
  5. Step 5: Solve for x
    x = 50,564,179.68/10,583.15
  6. Step 6: Final answer
    x = 4,777.80

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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.