Home / 4,879.15-7,318.70-1,592.25

Finding the Fourth Proportional to 4,879.15, 7,318.70 and 1,592.25

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Solution

The fourth proportional to 4,879.15, 7,318.70 and 1,592.25 is: 2,388.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,879.15 : 7,318.70 = 1,592.25 : x
  2. Step 2: Convert to fraction form
    4,879.15/7,318.70 = 1,592.25/x
  3. Step 3: Cross multiply
    4,879.15x = 7,318.70 × 1,592.25
  4. Step 4: Simplify right side
    4,879.15x = 11,653,155.52
  5. Step 5: Solve for x
    x = 11,653,155.52/4,879.15
  6. Step 6: Final answer
    x = 2,388.36

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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.