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Finding the Fourth Proportional to 4,578.94, 6,318.94 and 2,483.06

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Solution

The fourth proportional to 4,578.94, 6,318.94 and 2,483.06 is: 3,426.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,578.94 : 6,318.94 = 2,483.06 : x
  2. Step 2: Convert to fraction form
    4,578.94/6,318.94 = 2,483.06/x
  3. Step 3: Cross multiply
    4,578.94x = 6,318.94 × 2,483.06
  4. Step 4: Simplify right side
    4,578.94x = 15,690,316.75
  5. Step 5: Solve for x
    x = 15,690,316.75/4,578.94
  6. Step 6: Final answer
    x = 3,426.63

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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.