Home / 4,920.34-6,788.94-2,795.35

Finding the Fourth Proportional to 4,920.34, 6,788.94 and 2,795.35

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Solution

The fourth proportional to 4,920.34, 6,788.94 and 2,795.35 is: 3,856.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920.34 : 6,788.94 = 2,795.35 : x
  2. Step 2: Convert to fraction form
    4,920.34/6,788.94 = 2,795.35/x
  3. Step 3: Cross multiply
    4,920.34x = 6,788.94 × 2,795.35
  4. Step 4: Simplify right side
    4,920.34x = 18,977,463.43
  5. Step 5: Solve for x
    x = 18,977,463.43/4,920.34
  6. Step 6: Final answer
    x = 3,856.94

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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.