Home / 5,009.24-7,514.35-1,721.90

Finding the Fourth Proportional to 5,009.24, 7,514.35 and 1,721.90

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Solution

The fourth proportional to 5,009.24, 7,514.35 and 1,721.90 is: 2,583.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,009.24 : 7,514.35 = 1,721.90 : x
  2. Step 2: Convert to fraction form
    5,009.24/7,514.35 = 1,721.90/x
  3. Step 3: Cross multiply
    5,009.24x = 7,514.35 × 1,721.90
  4. Step 4: Simplify right side
    5,009.24x = 12,938,926.00
  5. Step 5: Solve for x
    x = 12,938,926.00/5,009.24
  6. Step 6: Final answer
    x = 2,583.01

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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.