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Finding the Fourth Proportional to 4,480.59, 6,183.05 and 2,491.05

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Solution

The fourth proportional to 4,480.59, 6,183.05 and 2,491.05 is: 3,437.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,480.59 : 6,183.05 = 2,491.05 : x
  2. Step 2: Convert to fraction form
    4,480.59/6,183.05 = 2,491.05/x
  3. Step 3: Cross multiply
    4,480.59x = 6,183.05 × 2,491.05
  4. Step 4: Simplify right side
    4,480.59x = 15,402,274.25
  5. Step 5: Solve for x
    x = 15,402,274.25/4,480.59
  6. Step 6: Final answer
    x = 3,437.55

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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.