Home / 4,938.48-6,811.68-3,363.84

Finding the Fourth Proportional to 4,938.48, 6,811.68 and 3,363.84

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Solution

The fourth proportional to 4,938.48, 6,811.68 and 3,363.84 is: 4,639.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,938.48 : 6,811.68 = 3,363.84 : x
  2. Step 2: Convert to fraction form
    4,938.48/6,811.68 = 3,363.84/x
  3. Step 3: Cross multiply
    4,938.48x = 6,811.68 × 3,363.84
  4. Step 4: Simplify right side
    4,938.48x = 22,913,401.65
  5. Step 5: Solve for x
    x = 22,913,401.65/4,938.48
  6. Step 6: Final answer
    x = 4,639.77

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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.