Home / 3,389.48-4,675.94-2,210.60

Finding the Fourth Proportional to 3,389.48, 4,675.94 and 2,210.60

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Solution

The fourth proportional to 3,389.48, 4,675.94 and 2,210.60 is: 3,049.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,389.48 : 4,675.94 = 2,210.60 : x
  2. Step 2: Convert to fraction form
    3,389.48/4,675.94 = 2,210.60/x
  3. Step 3: Cross multiply
    3,389.48x = 4,675.94 × 2,210.60
  4. Step 4: Simplify right side
    3,389.48x = 10,336,632.96
  5. Step 5: Solve for x
    x = 10,336,632.96/3,389.48
  6. Step 6: Final answer
    x = 3,049.62

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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.