Home / 3,740.93-5,609.67-1,107.50

Finding the Fourth Proportional to 3,740.93, 5,609.67 and 1,107.50

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Solution

The fourth proportional to 3,740.93, 5,609.67 and 1,107.50 is: 1,660.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,740.93 : 5,609.67 = 1,107.50 : x
  2. Step 2: Convert to fraction form
    3,740.93/5,609.67 = 1,107.50/x
  3. Step 3: Cross multiply
    3,740.93x = 5,609.67 × 1,107.50
  4. Step 4: Simplify right side
    3,740.93x = 6,212,683.55
  5. Step 5: Solve for x
    x = 6,212,683.55/3,740.93
  6. Step 6: Final answer
    x = 1,660.73

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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.