Home / 3,288.48-4,527.36-2,874.24

Finding the Fourth Proportional to 3,288.48, 4,527.36 and 2,874.24

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Solution

The fourth proportional to 3,288.48, 4,527.36 and 2,874.24 is: 3,957.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,288.48 : 4,527.36 = 2,874.24 : x
  2. Step 2: Convert to fraction form
    3,288.48/4,527.36 = 2,874.24/x
  3. Step 3: Cross multiply
    3,288.48x = 4,527.36 × 2,874.24
  4. Step 4: Simplify right side
    3,288.48x = 13,012,719.21
  5. Step 5: Solve for x
    x = 13,012,719.21/3,288.48
  6. Step 6: Final answer
    x = 3,957.06

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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.