Home / 2,620.35-3,615.44-1,500.93

Finding the Fourth Proportional to 2,620.35, 3,615.44 and 1,500.93

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Solution

The fourth proportional to 2,620.35, 3,615.44 and 1,500.93 is: 2,070.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,620.35 : 3,615.44 = 1,500.93 : x
  2. Step 2: Convert to fraction form
    2,620.35/3,615.44 = 1,500.93/x
  3. Step 3: Cross multiply
    2,620.35x = 3,615.44 × 1,500.93
  4. Step 4: Simplify right side
    2,620.35x = 5,426,514.85
  5. Step 5: Solve for x
    x = 5,426,514.85/2,620.35
  6. Step 6: Final answer
    x = 2,070.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.