Home / 5,364.71-8,046.91-3,621.18

Finding the Fourth Proportional to 5,364.71, 8,046.91 and 3,621.18

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Solution

The fourth proportional to 5,364.71, 8,046.91 and 3,621.18 is: 5,431.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,364.71 : 8,046.91 = 3,621.18 : x
  2. Step 2: Convert to fraction form
    5,364.71/8,046.91 = 3,621.18/x
  3. Step 3: Cross multiply
    5,364.71x = 8,046.91 × 3,621.18
  4. Step 4: Simplify right side
    5,364.71x = 29,139,309.55
  5. Step 5: Solve for x
    x = 29,139,309.55/5,364.71
  6. Step 6: Final answer
    x = 5,431.67

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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.