Home / 1,740.09-2,610.14-507.63

Finding the Fourth Proportional to 1,740.09, 2,610.14 and 507.63

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Solution

The fourth proportional to 1,740.09, 2,610.14 and 507.63 is: 761.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,740.09 : 2,610.14 = 507.63 : x
  2. Step 2: Convert to fraction form
    1,740.09/2,610.14 = 507.63/x
  3. Step 3: Cross multiply
    1,740.09x = 2,610.14 × 507.63
  4. Step 4: Simplify right side
    1,740.09x = 1,324,973.45
  5. Step 5: Solve for x
    x = 1,324,973.45/1,740.09
  6. Step 6: Final answer
    x = 761.44

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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.