Home / 2,310.24-3,188.49-1,471.30

Finding the Fourth Proportional to 2,310.24, 3,188.49 and 1,471.30

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Solution

The fourth proportional to 2,310.24, 3,188.49 and 1,471.30 is: 2,030.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,310.24 : 3,188.49 = 1,471.30 : x
  2. Step 2: Convert to fraction form
    2,310.24/3,188.49 = 1,471.30/x
  3. Step 3: Cross multiply
    2,310.24x = 3,188.49 × 1,471.30
  4. Step 4: Simplify right side
    2,310.24x = 4,691,223.81
  5. Step 5: Solve for x
    x = 4,691,223.81/2,310.24
  6. Step 6: Final answer
    x = 2,030.63

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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.