Home / 2,415.30-3,333.64-1,471.41

Finding the Fourth Proportional to 2,415.30, 3,333.64 and 1,471.41

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Solution

The fourth proportional to 2,415.30, 3,333.64 and 1,471.41 is: 2,030.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,415.30 : 3,333.64 = 1,471.41 : x
  2. Step 2: Convert to fraction form
    2,415.30/3,333.64 = 1,471.41/x
  3. Step 3: Cross multiply
    2,415.30x = 3,333.64 × 1,471.41
  4. Step 4: Simplify right side
    2,415.30x = 4,905,134.56
  5. Step 5: Solve for x
    x = 4,905,134.56/2,415.30
  6. Step 6: Final answer
    x = 2,030.86

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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.