Home / 3,308.02-4,562.66-1,981.24

Finding the Fourth Proportional to 3,308.02, 4,562.66 and 1,981.24

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Solution

The fourth proportional to 3,308.02, 4,562.66 and 1,981.24 is: 2,732.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,308.02 : 4,562.66 = 1,981.24 : x
  2. Step 2: Convert to fraction form
    3,308.02/4,562.66 = 1,981.24/x
  3. Step 3: Cross multiply
    3,308.02x = 4,562.66 × 1,981.24
  4. Step 4: Simplify right side
    3,308.02x = 9,039,724.50
  5. Step 5: Solve for x
    x = 9,039,724.50/3,308.02
  6. Step 6: Final answer
    x = 2,732.67

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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.