Home / 3,646.83-5,461.47-2,082.09

Finding the Fourth Proportional to 3,646.83, 5,461.47 and 2,082.09

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Solution

The fourth proportional to 3,646.83, 5,461.47 and 2,082.09 is: 3,118.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,646.83 : 5,461.47 = 2,082.09 : x
  2. Step 2: Convert to fraction form
    3,646.83/5,461.47 = 2,082.09/x
  3. Step 3: Cross multiply
    3,646.83x = 5,461.47 × 2,082.09
  4. Step 4: Simplify right side
    3,646.83x = 11,371,281.98
  5. Step 5: Solve for x
    x = 11,371,281.98/3,646.83
  6. Step 6: Final answer
    x = 3,118.13

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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.