Home / 2,961.36-4,445.01-2,616.93

Finding the Fourth Proportional to 2,961.36, 4,445.01 and 2,616.93

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Solution

The fourth proportional to 2,961.36, 4,445.01 and 2,616.93 is: 3,928.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,961.36 : 4,445.01 = 2,616.93 : x
  2. Step 2: Convert to fraction form
    2,961.36/4,445.01 = 2,616.93/x
  3. Step 3: Cross multiply
    2,961.36x = 4,445.01 × 2,616.93
  4. Step 4: Simplify right side
    2,961.36x = 11,632,280.02
  5. Step 5: Solve for x
    x = 11,632,280.02/2,961.36
  6. Step 6: Final answer
    x = 3,928.02

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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.