Home / 3,621.79-5,431.86-1,024.93

Finding the Fourth Proportional to 3,621.79, 5,431.86 and 1,024.93

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Solution

The fourth proportional to 3,621.79, 5,431.86 and 1,024.93 is: 1,537.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621.79 : 5,431.86 = 1,024.93 : x
  2. Step 2: Convert to fraction form
    3,621.79/5,431.86 = 1,024.93/x
  3. Step 3: Cross multiply
    3,621.79x = 5,431.86 × 1,024.93
  4. Step 4: Simplify right side
    3,621.79x = 5,567,276.27
  5. Step 5: Solve for x
    x = 5,567,276.27/3,621.79
  6. Step 6: Final answer
    x = 1,537.16

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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.