Home / 5,210.48-7,192.80-3,324.60

Finding the Fourth Proportional to 5,210.48, 7,192.80 and 3,324.60

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Solution

The fourth proportional to 5,210.48, 7,192.80 and 3,324.60 is: 4,589.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,210.48 : 7,192.80 = 3,324.60 : x
  2. Step 2: Convert to fraction form
    5,210.48/7,192.80 = 3,324.60/x
  3. Step 3: Cross multiply
    5,210.48x = 7,192.80 × 3,324.60
  4. Step 4: Simplify right side
    5,210.48x = 23,913,182.88
  5. Step 5: Solve for x
    x = 23,913,182.88/5,210.48
  6. Step 6: Final answer
    x = 4,589.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.