Home / 3,598.80-4,966.08-2,106.48

Finding the Fourth Proportional to 3,598.80, 4,966.08 and 2,106.48

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Solution

The fourth proportional to 3,598.80, 4,966.08 and 2,106.48 is: 2,906.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,598.80 : 4,966.08 = 2,106.48 : x
  2. Step 2: Convert to fraction form
    3,598.80/4,966.08 = 2,106.48/x
  3. Step 3: Cross multiply
    3,598.80x = 4,966.08 × 2,106.48
  4. Step 4: Simplify right side
    3,598.80x = 10,460,948.20
  5. Step 5: Solve for x
    x = 10,460,948.20/3,598.80
  6. Step 6: Final answer
    x = 2,906.79

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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.