Home / 4,956.90-7,440.21-3,775.92

Finding the Fourth Proportional to 4,956.90, 7,440.21 and 3,775.92

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Solution

The fourth proportional to 4,956.90, 7,440.21 and 3,775.92 is: 5,667.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,956.90 : 7,440.21 = 3,775.92 : x
  2. Step 2: Convert to fraction form
    4,956.90/7,440.21 = 3,775.92/x
  3. Step 3: Cross multiply
    4,956.90x = 7,440.21 × 3,775.92
  4. Step 4: Simplify right side
    4,956.90x = 28,093,637.74
  5. Step 5: Solve for x
    x = 28,093,637.74/4,956.90
  6. Step 6: Final answer
    x = 5,667.58

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1.5x scale

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.