Home / 3,549.84-4,903.56-3,218.64

Finding the Fourth Proportional to 3,549.84, 4,903.56 and 3,218.64

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Solution

The fourth proportional to 3,549.84, 4,903.56 and 3,218.64 is: 4,446.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549.84 : 4,903.56 = 3,218.64 : x
  2. Step 2: Convert to fraction form
    3,549.84/4,903.56 = 3,218.64/x
  3. Step 3: Cross multiply
    3,549.84x = 4,903.56 × 3,218.64
  4. Step 4: Simplify right side
    3,549.84x = 15,782,794.36
  5. Step 5: Solve for x
    x = 15,782,794.36/3,549.84
  6. Step 6: Final answer
    x = 4,446.06

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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.