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Finding the Fourth Proportional to 4,845.62, 7,268.68 and 1,558.74

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Solution

The fourth proportional to 4,845.62, 7,268.68 and 1,558.74 is: 2,338.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,845.62 : 7,268.68 = 1,558.74 : x
  2. Step 2: Convert to fraction form
    4,845.62/7,268.68 = 1,558.74/x
  3. Step 3: Cross multiply
    4,845.62x = 7,268.68 × 1,558.74
  4. Step 4: Simplify right side
    4,845.62x = 11,329,982.26
  5. Step 5: Solve for x
    x = 11,329,982.26/4,845.62
  6. Step 6: Final answer
    x = 2,338.19

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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.