Home / 5,441.61-7,513.66-4,180.67

Finding the Fourth Proportional to 5,441.61, 7,513.66 and 4,180.67

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Solution

The fourth proportional to 5,441.61, 7,513.66 and 4,180.67 is: 5,772.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,441.61 : 7,513.66 = 4,180.67 : x
  2. Step 2: Convert to fraction form
    5,441.61/7,513.66 = 4,180.67/x
  3. Step 3: Cross multiply
    5,441.61x = 7,513.66 × 4,180.67
  4. Step 4: Simplify right side
    5,441.61x = 31,412,074.48
  5. Step 5: Solve for x
    x = 31,412,074.48/5,441.61
  6. Step 6: Final answer
    x = 5,772.57

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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.