Home / 3,360.02-5,040.57-1,170.05

Finding the Fourth Proportional to 3,360.02, 5,040.57 and 1,170.05

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Solution

The fourth proportional to 3,360.02, 5,040.57 and 1,170.05 is: 1,755.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360.02 : 5,040.57 = 1,170.05 : x
  2. Step 2: Convert to fraction form
    3,360.02/5,040.57 = 1,170.05/x
  3. Step 3: Cross multiply
    3,360.02x = 5,040.57 × 1,170.05
  4. Step 4: Simplify right side
    3,360.02x = 5,897,718.93
  5. Step 5: Solve for x
    x = 5,897,718.93/3,360.02
  6. Step 6: Final answer
    x = 1,755.26

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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.