Home / 3,359.36-4,638.08-2,166.48

Finding the Fourth Proportional to 3,359.36, 4,638.08 and 2,166.48

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Solution

The fourth proportional to 3,359.36, 4,638.08 and 2,166.48 is: 2,991.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,359.36 : 4,638.08 = 2,166.48 : x
  2. Step 2: Convert to fraction form
    3,359.36/4,638.08 = 2,166.48/x
  3. Step 3: Cross multiply
    3,359.36x = 4,638.08 × 2,166.48
  4. Step 4: Simplify right side
    3,359.36x = 10,048,307.56
  5. Step 5: Solve for x
    x = 10,048,307.56/3,359.36
  6. Step 6: Final answer
    x = 2,991.14

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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.