Home / 4,319.50-5,961.63-3,269.74

Finding the Fourth Proportional to 4,319.50, 5,961.63 and 3,269.74

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Solution

The fourth proportional to 4,319.50, 5,961.63 and 3,269.74 is: 4,512.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,319.50 : 5,961.63 = 3,269.74 : x
  2. Step 2: Convert to fraction form
    4,319.50/5,961.63 = 3,269.74/x
  3. Step 3: Cross multiply
    4,319.50x = 5,961.63 × 3,269.74
  4. Step 4: Simplify right side
    4,319.50x = 19,492,980.08
  5. Step 5: Solve for x
    x = 19,492,980.08/4,319.50
  6. Step 6: Final answer
    x = 4,512.79

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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.