Home / 4,958.13-7,436.55-2,879.25

Finding the Fourth Proportional to 4,958.13, 7,436.55 and 2,879.25

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Solution

The fourth proportional to 4,958.13, 7,436.55 and 2,879.25 is: 4,318.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,958.13 : 7,436.55 = 2,879.25 : x
  2. Step 2: Convert to fraction form
    4,958.13/7,436.55 = 2,879.25/x
  3. Step 3: Cross multiply
    4,958.13x = 7,436.55 × 2,879.25
  4. Step 4: Simplify right side
    4,958.13x = 21,411,686.59
  5. Step 5: Solve for x
    x = 21,411,686.59/4,958.13
  6. Step 6: Final answer
    x = 4,318.50

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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.