Home / 10,066.01-13,891.28-5,528.66

Finding the Fourth Proportional to 10,066.01, 13,891.28 and 5,528.66

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Solution

The fourth proportional to 10,066.01, 13,891.28 and 5,528.66 is: 7,629.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,066.01 : 13,891.28 = 5,528.66 : x
  2. Step 2: Convert to fraction form
    10,066.01/13,891.28 = 5,528.66/x
  3. Step 3: Cross multiply
    10,066.01x = 13,891.28 × 5,528.66
  4. Step 4: Simplify right side
    10,066.01x = 76,800,164.08
  5. Step 5: Solve for x
    x = 76,800,164.08/10,066.01
  6. Step 6: Final answer
    x = 7,629.65

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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.