Home / 2,475.05-3,415.34-1,412.93

Finding the Fourth Proportional to 2,475.05, 3,415.34 and 1,412.93

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Solution

The fourth proportional to 2,475.05, 3,415.34 and 1,412.93 is: 1,949.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,475.05 : 3,415.34 = 1,412.93 : x
  2. Step 2: Convert to fraction form
    2,475.05/3,415.34 = 1,412.93/x
  3. Step 3: Cross multiply
    2,475.05x = 3,415.34 × 1,412.93
  4. Step 4: Simplify right side
    2,475.05x = 4,825,612.20
  5. Step 5: Solve for x
    x = 4,825,612.20/2,475.05
  6. Step 6: Final answer
    x = 1,949.71

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.