Home / 3,542.02-5,313.30-1,077.05

Finding the Fourth Proportional to 3,542.02, 5,313.30 and 1,077.05

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Solution

The fourth proportional to 3,542.02, 5,313.30 and 1,077.05 is: 1,615.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,542.02 : 5,313.30 = 1,077.05 : x
  2. Step 2: Convert to fraction form
    3,542.02/5,313.30 = 1,077.05/x
  3. Step 3: Cross multiply
    3,542.02x = 5,313.30 × 1,077.05
  4. Step 4: Simplify right side
    3,542.02x = 5,722,689.77
  5. Step 5: Solve for x
    x = 5,722,689.77/3,542.02
  6. Step 6: Final answer
    x = 1,615.66

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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.