Home / 2,475.20-3,705.51-1,828.82

Finding the Fourth Proportional to 2,475.20, 3,705.51 and 1,828.82

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Solution

The fourth proportional to 2,475.20, 3,705.51 and 1,828.82 is: 2,737.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,475.20 : 3,705.51 = 1,828.82 : x
  2. Step 2: Convert to fraction form
    2,475.20/3,705.51 = 1,828.82/x
  3. Step 3: Cross multiply
    2,475.20x = 3,705.51 × 1,828.82
  4. Step 4: Simplify right side
    2,475.20x = 6,776,710.80
  5. Step 5: Solve for x
    x = 6,776,710.80/2,475.20
  6. Step 6: Final answer
    x = 2,737.84

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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.