Home / 3,079.56-4,623.20-2,470.84

Finding the Fourth Proportional to 3,079.56, 4,623.20 and 2,470.84

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Solution

The fourth proportional to 3,079.56, 4,623.20 and 2,470.84 is: 3,709.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,079.56 : 4,623.20 = 2,470.84 : x
  2. Step 2: Convert to fraction form
    3,079.56/4,623.20 = 2,470.84/x
  3. Step 3: Cross multiply
    3,079.56x = 4,623.20 × 2,470.84
  4. Step 4: Simplify right side
    3,079.56x = 11,423,187.49
  5. Step 5: Solve for x
    x = 11,423,187.49/3,079.56
  6. Step 6: Final answer
    x = 3,709.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.