Home / 3,460.11-4,776.33-2,135.15

Finding the Fourth Proportional to 3,460.11, 4,776.33 and 2,135.15

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Solution

The fourth proportional to 3,460.11, 4,776.33 and 2,135.15 is: 2,947.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,460.11 : 4,776.33 = 2,135.15 : x
  2. Step 2: Convert to fraction form
    3,460.11/4,776.33 = 2,135.15/x
  3. Step 3: Cross multiply
    3,460.11x = 4,776.33 × 2,135.15
  4. Step 4: Simplify right side
    3,460.11x = 10,198,181.00
  5. Step 5: Solve for x
    x = 10,198,181.00/3,460.11
  6. Step 6: Final answer
    x = 2,947.36

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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.