Home / 3,261.36-4,903.38-2,616.60

Finding the Fourth Proportional to 3,261.36, 4,903.38 and 2,616.60

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Solution

The fourth proportional to 3,261.36, 4,903.38 and 2,616.60 is: 3,934.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261.36 : 4,903.38 = 2,616.60 : x
  2. Step 2: Convert to fraction form
    3,261.36/4,903.38 = 2,616.60/x
  3. Step 3: Cross multiply
    3,261.36x = 4,903.38 × 2,616.60
  4. Step 4: Simplify right side
    3,261.36x = 12,830,184.11
  5. Step 5: Solve for x
    x = 12,830,184.11/3,261.36
  6. Step 6: Final answer
    x = 3,934.00

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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.