Home / 7,585.85-11,378.79-4,144.97

Finding the Fourth Proportional to 7,585.85, 11,378.79 and 4,144.97

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Solution

The fourth proportional to 7,585.85, 11,378.79 and 4,144.97 is: 6,217.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,585.85 : 11,378.79 = 4,144.97 : x
  2. Step 2: Convert to fraction form
    7,585.85/11,378.79 = 4,144.97/x
  3. Step 3: Cross multiply
    7,585.85x = 11,378.79 × 4,144.97
  4. Step 4: Simplify right side
    7,585.85x = 47,164,686.29
  5. Step 5: Solve for x
    x = 47,164,686.29/7,585.85
  6. Step 6: Final answer
    x = 6,217.46

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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.