Home / 2,353.07-3,527.85-1,415.79

Finding the Fourth Proportional to 2,353.07, 3,527.85 and 1,415.79

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Solution

The fourth proportional to 2,353.07, 3,527.85 and 1,415.79 is: 2,122.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,353.07 : 3,527.85 = 1,415.79 : x
  2. Step 2: Convert to fraction form
    2,353.07/3,527.85 = 1,415.79/x
  3. Step 3: Cross multiply
    2,353.07x = 3,527.85 × 1,415.79
  4. Step 4: Simplify right side
    2,353.07x = 4,994,703.56
  5. Step 5: Solve for x
    x = 4,994,703.56/2,353.07
  6. Step 6: Final answer
    x = 2,122.63

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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.