Home / 4,740.88-7,111.99-2,519.13

Finding the Fourth Proportional to 4,740.88, 7,111.99 and 2,519.13

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Solution

The fourth proportional to 4,740.88, 7,111.99 and 2,519.13 is: 3,779.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,740.88 : 7,111.99 = 2,519.13 : x
  2. Step 2: Convert to fraction form
    4,740.88/7,111.99 = 2,519.13/x
  3. Step 3: Cross multiply
    4,740.88x = 7,111.99 × 2,519.13
  4. Step 4: Simplify right side
    4,740.88x = 17,916,027.37
  5. Step 5: Solve for x
    x = 17,916,027.37/4,740.88
  6. Step 6: Final answer
    x = 3,779.05

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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.