Home / 3,541.02-5,311.80-1,076.05

Finding the Fourth Proportional to 3,541.02, 5,311.80 and 1,076.05

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Solution

The fourth proportional to 3,541.02, 5,311.80 and 1,076.05 is: 1,614.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,541.02 : 5,311.80 = 1,076.05 : x
  2. Step 2: Convert to fraction form
    3,541.02/5,311.80 = 1,076.05/x
  3. Step 3: Cross multiply
    3,541.02x = 5,311.80 × 1,076.05
  4. Step 4: Simplify right side
    3,541.02x = 5,715,762.39
  5. Step 5: Solve for x
    x = 5,715,762.39/3,541.02
  6. Step 6: Final answer
    x = 1,614.16

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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.