Home / 4,879.12-7,320.02-1,592.41

Finding the Fourth Proportional to 4,879.12, 7,320.02 and 1,592.41

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Solution

The fourth proportional to 4,879.12, 7,320.02 and 1,592.41 is: 2,389.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,879.12 : 7,320.02 = 1,592.41 : x
  2. Step 2: Convert to fraction form
    4,879.12/7,320.02 = 1,592.41/x
  3. Step 3: Cross multiply
    4,879.12x = 7,320.02 × 1,592.41
  4. Step 4: Simplify right side
    4,879.12x = 11,656,473.05
  5. Step 5: Solve for x
    x = 11,656,473.05/4,879.12
  6. Step 6: Final answer
    x = 2,389.05

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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.