Home / 4,820.96-6,648-3,933.92

Finding the Fourth Proportional to 4,820.96, 6,648 and 3,933.92

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Solution

The fourth proportional to 4,820.96, 6,648 and 3,933.92 is: 5,424.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,820.96 : 6,648 = 3,933.92 : x
  2. Step 2: Convert to fraction form
    4,820.96/6,648 = 3,933.92/x
  3. Step 3: Cross multiply
    4,820.96x = 6,648 × 3,933.92
  4. Step 4: Simplify right side
    4,820.96x = 26,152,700.16
  5. Step 5: Solve for x
    x = 26,152,700.16/4,820.96
  6. Step 6: Final answer
    x = 5,424.79

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1.5x scale

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.