Home / 11,135.53-16,703.70-3,740.23

Finding the Fourth Proportional to 11,135.53, 16,703.70 and 3,740.23

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Solution

The fourth proportional to 11,135.53, 16,703.70 and 3,740.23 is: 5,610.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,135.53 : 16,703.70 = 3,740.23 : x
  2. Step 2: Convert to fraction form
    11,135.53/16,703.70 = 3,740.23/x
  3. Step 3: Cross multiply
    11,135.53x = 16,703.70 × 3,740.23
  4. Step 4: Simplify right side
    11,135.53x = 62,475,679.85
  5. Step 5: Solve for x
    x = 62,475,679.85/11,135.53
  6. Step 6: Final answer
    x = 5,610.48

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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.