Home / 2,474.93-3,415.27-1,355.87

Finding the Fourth Proportional to 2,474.93, 3,415.27 and 1,355.87

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Solution

The fourth proportional to 2,474.93, 3,415.27 and 1,355.87 is: 1,871.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,474.93 : 3,415.27 = 1,355.87 : x
  2. Step 2: Convert to fraction form
    2,474.93/3,415.27 = 1,355.87/x
  3. Step 3: Cross multiply
    2,474.93x = 3,415.27 × 1,355.87
  4. Step 4: Simplify right side
    2,474.93x = 4,630,645.06
  5. Step 5: Solve for x
    x = 4,630,645.06/2,474.93
  6. Step 6: Final answer
    x = 1,871.02

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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.