Home / 9,289.35-13,933.86-3,742.55

Finding the Fourth Proportional to 9,289.35, 13,933.86 and 3,742.55

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Solution

The fourth proportional to 9,289.35, 13,933.86 and 3,742.55 is: 5,613.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,289.35 : 13,933.86 = 3,742.55 : x
  2. Step 2: Convert to fraction form
    9,289.35/13,933.86 = 3,742.55/x
  3. Step 3: Cross multiply
    9,289.35x = 13,933.86 × 3,742.55
  4. Step 4: Simplify right side
    9,289.35x = 52,148,098.07
  5. Step 5: Solve for x
    x = 52,148,098.07/9,289.35
  6. Step 6: Final answer
    x = 5,613.75

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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.