Home / 5,659.47-7,809.87-3,269.41

Finding the Fourth Proportional to 5,659.47, 7,809.87 and 3,269.41

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Solution

The fourth proportional to 5,659.47, 7,809.87 and 3,269.41 is: 4,511.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,659.47 : 7,809.87 = 3,269.41 : x
  2. Step 2: Convert to fraction form
    5,659.47/7,809.87 = 3,269.41/x
  3. Step 3: Cross multiply
    5,659.47x = 7,809.87 × 3,269.41
  4. Step 4: Simplify right side
    5,659.47x = 25,533,685.35
  5. Step 5: Solve for x
    x = 25,533,685.35/5,659.47
  6. Step 6: Final answer
    x = 4,511.67

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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.