Home / 3,290.17-4,935.84-1,558.75

Finding the Fourth Proportional to 3,290.17, 4,935.84 and 1,558.75

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Solution

The fourth proportional to 3,290.17, 4,935.84 and 1,558.75 is: 2,338.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,290.17 : 4,935.84 = 1,558.75 : x
  2. Step 2: Convert to fraction form
    3,290.17/4,935.84 = 1,558.75/x
  3. Step 3: Cross multiply
    3,290.17x = 4,935.84 × 1,558.75
  4. Step 4: Simplify right side
    3,290.17x = 7,693,740.60
  5. Step 5: Solve for x
    x = 7,693,740.60/3,290.17
  6. Step 6: Final answer
    x = 2,338.40

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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.