Home / 3,557.00-4,908.06-2,140.35

Finding the Fourth Proportional to 3,557.00, 4,908.06 and 2,140.35

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Solution

The fourth proportional to 3,557.00, 4,908.06 and 2,140.35 is: 2,953.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557.00 : 4,908.06 = 2,140.35 : x
  2. Step 2: Convert to fraction form
    3,557.00/4,908.06 = 2,140.35/x
  3. Step 3: Cross multiply
    3,557.00x = 4,908.06 × 2,140.35
  4. Step 4: Simplify right side
    3,557.00x = 10,504,966.22
  5. Step 5: Solve for x
    x = 10,504,966.22/3,557.00
  6. Step 6: Final answer
    x = 2,953.33

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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.