Home / 2,166.39-3,246.35-2,004.39

Finding the Fourth Proportional to 2,166.39, 3,246.35 and 2,004.39

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Solution

The fourth proportional to 2,166.39, 3,246.35 and 2,004.39 is: 3,003.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,166.39 : 3,246.35 = 2,004.39 : x
  2. Step 2: Convert to fraction form
    2,166.39/3,246.35 = 2,004.39/x
  3. Step 3: Cross multiply
    2,166.39x = 3,246.35 × 2,004.39
  4. Step 4: Simplify right side
    2,166.39x = 6,506,941.45
  5. Step 5: Solve for x
    x = 6,506,941.45/2,166.39
  6. Step 6: Final answer
    x = 3,003.59

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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.