Home / 10,813.89-16,220.03-3,023.31

Finding the Fourth Proportional to 10,813.89, 16,220.03 and 3,023.31

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Solution

The fourth proportional to 10,813.89, 16,220.03 and 3,023.31 is: 4,534.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,813.89 : 16,220.03 = 3,023.31 : x
  2. Step 2: Convert to fraction form
    10,813.89/16,220.03 = 3,023.31/x
  3. Step 3: Cross multiply
    10,813.89x = 16,220.03 × 3,023.31
  4. Step 4: Simplify right side
    10,813.89x = 49,038,163.78
  5. Step 5: Solve for x
    x = 49,038,163.78/10,813.89
  6. Step 6: Final answer
    x = 4,534.74

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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.