Home / 6,606.03-9,118.05-4,086.68

Finding the Fourth Proportional to 6,606.03, 9,118.05 and 4,086.68

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Solution

The fourth proportional to 6,606.03, 9,118.05 and 4,086.68 is: 5,640.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,606.03 : 9,118.05 = 4,086.68 : x
  2. Step 2: Convert to fraction form
    6,606.03/9,118.05 = 4,086.68/x
  3. Step 3: Cross multiply
    6,606.03x = 9,118.05 × 4,086.68
  4. Step 4: Simplify right side
    6,606.03x = 37,262,486.55
  5. Step 5: Solve for x
    x = 37,262,486.55/6,606.03
  6. Step 6: Final answer
    x = 5,640.68

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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.