Home / 4,410.95-6,616.08-1,945.78

Finding the Fourth Proportional to 4,410.95, 6,616.08 and 1,945.78

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Solution

The fourth proportional to 4,410.95, 6,616.08 and 1,945.78 is: 2,918.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,410.95 : 6,616.08 = 1,945.78 : x
  2. Step 2: Convert to fraction form
    4,410.95/6,616.08 = 1,945.78/x
  3. Step 3: Cross multiply
    4,410.95x = 6,616.08 × 1,945.78
  4. Step 4: Simplify right side
    4,410.95x = 12,873,419.60
  5. Step 5: Solve for x
    x = 12,873,419.60/4,410.95
  6. Step 6: Final answer
    x = 2,918.52

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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.