Home / 8,021.04-11,066.56-4,663.20

Finding the Fourth Proportional to 8,021.04, 11,066.56 and 4,663.20

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Solution

The fourth proportional to 8,021.04, 11,066.56 and 4,663.20 is: 6,433.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,021.04 : 11,066.56 = 4,663.20 : x
  2. Step 2: Convert to fraction form
    8,021.04/11,066.56 = 4,663.20/x
  3. Step 3: Cross multiply
    8,021.04x = 11,066.56 × 4,663.20
  4. Step 4: Simplify right side
    8,021.04x = 51,605,582.59
  5. Step 5: Solve for x
    x = 51,605,582.59/8,021.04
  6. Step 6: Final answer
    x = 6,433.78

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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.