Home / 5,362.71-8,043.91-3,619.18

Finding the Fourth Proportional to 5,362.71, 8,043.91 and 3,619.18

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Solution

The fourth proportional to 5,362.71, 8,043.91 and 3,619.18 is: 5,428.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,362.71 : 8,043.91 = 3,619.18 : x
  2. Step 2: Convert to fraction form
    5,362.71/8,043.91 = 3,619.18/x
  3. Step 3: Cross multiply
    5,362.71x = 8,043.91 × 3,619.18
  4. Step 4: Simplify right side
    5,362.71x = 29,112,359.20
  5. Step 5: Solve for x
    x = 29,112,359.20/5,362.71
  6. Step 6: Final answer
    x = 5,428.67

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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.