Home / 3,279.64-4,527.70-2,376.59

Finding the Fourth Proportional to 3,279.64, 4,527.70 and 2,376.59

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Solution

The fourth proportional to 3,279.64, 4,527.70 and 2,376.59 is: 3,281.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,279.64 : 4,527.70 = 2,376.59 : x
  2. Step 2: Convert to fraction form
    3,279.64/4,527.70 = 2,376.59/x
  3. Step 3: Cross multiply
    3,279.64x = 4,527.70 × 2,376.59
  4. Step 4: Simplify right side
    3,279.64x = 10,760,483.43
  5. Step 5: Solve for x
    x = 10,760,483.43/3,279.64
  6. Step 6: Final answer
    x = 3,281.00

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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.