Home / 5,617.27-8,420.37-2,329.48

Finding the Fourth Proportional to 5,617.27, 8,420.37 and 2,329.48

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Solution

The fourth proportional to 5,617.27, 8,420.37 and 2,329.48 is: 3,491.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,617.27 : 8,420.37 = 2,329.48 : x
  2. Step 2: Convert to fraction form
    5,617.27/8,420.37 = 2,329.48/x
  3. Step 3: Cross multiply
    5,617.27x = 8,420.37 × 2,329.48
  4. Step 4: Simplify right side
    5,617.27x = 19,615,083.51
  5. Step 5: Solve for x
    x = 19,615,083.51/5,617.27
  6. Step 6: Final answer
    x = 3,491.92

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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.