Home / 6,441.36-9,664.23-4,066.68

Finding the Fourth Proportional to 6,441.36, 9,664.23 and 4,066.68

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Solution

The fourth proportional to 6,441.36, 9,664.23 and 4,066.68 is: 6,101.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,441.36 : 9,664.23 = 4,066.68 : x
  2. Step 2: Convert to fraction form
    6,441.36/9,664.23 = 4,066.68/x
  3. Step 3: Cross multiply
    6,441.36x = 9,664.23 × 4,066.68
  4. Step 4: Simplify right side
    6,441.36x = 39,301,330.86
  5. Step 5: Solve for x
    x = 39,301,330.86/6,441.36
  6. Step 6: Final answer
    x = 6,101.40

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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.