Home / 4,879.33-7,320.63-1,548.12

Finding the Fourth Proportional to 4,879.33, 7,320.63 and 1,548.12

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Solution

The fourth proportional to 4,879.33, 7,320.63 and 1,548.12 is: 2,322.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,879.33 : 7,320.63 = 1,548.12 : x
  2. Step 2: Convert to fraction form
    4,879.33/7,320.63 = 1,548.12/x
  3. Step 3: Cross multiply
    4,879.33x = 7,320.63 × 1,548.12
  4. Step 4: Simplify right side
    4,879.33x = 11,333,213.72
  5. Step 5: Solve for x
    x = 11,333,213.72/4,879.33
  6. Step 6: Final answer
    x = 2,322.70

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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.