Home / 5,433.23-8,147.09-2,655.74

Finding the Fourth Proportional to 5,433.23, 8,147.09 and 2,655.74

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Solution

The fourth proportional to 5,433.23, 8,147.09 and 2,655.74 is: 3,982.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,433.23 : 8,147.09 = 2,655.74 : x
  2. Step 2: Convert to fraction form
    5,433.23/8,147.09 = 2,655.74/x
  3. Step 3: Cross multiply
    5,433.23x = 8,147.09 × 2,655.74
  4. Step 4: Simplify right side
    5,433.23x = 21,636,498.78
  5. Step 5: Solve for x
    x = 21,636,498.78/5,433.23
  6. Step 6: Final answer
    x = 3,982.26

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1.5x scale

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.