Home / 3,612.08-4,984.62-2,040.68

Finding the Fourth Proportional to 3,612.08, 4,984.62 and 2,040.68

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Solution

The fourth proportional to 3,612.08, 4,984.62 and 2,040.68 is: 2,816.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,612.08 : 4,984.62 = 2,040.68 : x
  2. Step 2: Convert to fraction form
    3,612.08/4,984.62 = 2,040.68/x
  3. Step 3: Cross multiply
    3,612.08x = 4,984.62 × 2,040.68
  4. Step 4: Simplify right side
    3,612.08x = 10,172,014.34
  5. Step 5: Solve for x
    x = 10,172,014.34/3,612.08
  6. Step 6: Final answer
    x = 2,816.11

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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.