Home / 3,621.81-5,432.61-1,024.74

Finding the Fourth Proportional to 3,621.81, 5,432.61 and 1,024.74

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Solution

The fourth proportional to 3,621.81, 5,432.61 and 1,024.74 is: 1,537.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621.81 : 5,432.61 = 1,024.74 : x
  2. Step 2: Convert to fraction form
    3,621.81/5,432.61 = 1,024.74/x
  3. Step 3: Cross multiply
    3,621.81x = 5,432.61 × 1,024.74
  4. Step 4: Simplify right side
    3,621.81x = 5,567,012.77
  5. Step 5: Solve for x
    x = 5,567,012.77/3,621.81
  6. Step 6: Final answer
    x = 1,537.08

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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.