Home / 1,739.97-2,610.21-507.22

Finding the Fourth Proportional to 1,739.97, 2,610.21 and 507.22

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Solution

The fourth proportional to 1,739.97, 2,610.21 and 507.22 is: 760.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,739.97 : 2,610.21 = 507.22 : x
  2. Step 2: Convert to fraction form
    1,739.97/2,610.21 = 507.22/x
  3. Step 3: Cross multiply
    1,739.97x = 2,610.21 × 507.22
  4. Step 4: Simplify right side
    1,739.97x = 1,323,950.72
  5. Step 5: Solve for x
    x = 1,323,950.72/1,739.97
  6. Step 6: Final answer
    x = 760.90

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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.