Home / 8,066.02-11,128.39-4,880.29

Finding the Fourth Proportional to 8,066.02, 11,128.39 and 4,880.29

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Solution

The fourth proportional to 8,066.02, 11,128.39 and 4,880.29 is: 6,733.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,066.02 : 11,128.39 = 4,880.29 : x
  2. Step 2: Convert to fraction form
    8,066.02/11,128.39 = 4,880.29/x
  3. Step 3: Cross multiply
    8,066.02x = 11,128.39 × 4,880.29
  4. Step 4: Simplify right side
    8,066.02x = 54,309,770.43
  5. Step 5: Solve for x
    x = 54,309,770.43/8,066.02
  6. Step 6: Final answer
    x = 6,733.16

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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.