Home / 5,527.07-7,627.48-3,169.21

Finding the Fourth Proportional to 5,527.07, 7,627.48 and 3,169.21

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Solution

The fourth proportional to 5,527.07, 7,627.48 and 3,169.21 is: 4,373.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,527.07 : 7,627.48 = 3,169.21 : x
  2. Step 2: Convert to fraction form
    5,527.07/7,627.48 = 3,169.21/x
  3. Step 3: Cross multiply
    5,527.07x = 7,627.48 × 3,169.21
  4. Step 4: Simplify right side
    5,527.07x = 24,173,085.89
  5. Step 5: Solve for x
    x = 24,173,085.89/5,527.07
  6. Step 6: Final answer
    x = 4,373.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.