Home / 10,066.07-13,891.05-5,589.65

Finding the Fourth Proportional to 10,066.07, 13,891.05 and 5,589.65

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Solution

The fourth proportional to 10,066.07, 13,891.05 and 5,589.65 is: 7,713.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,066.07 : 13,891.05 = 5,589.65 : x
  2. Step 2: Convert to fraction form
    10,066.07/13,891.05 = 5,589.65/x
  3. Step 3: Cross multiply
    10,066.07x = 13,891.05 × 5,589.65
  4. Step 4: Simplify right side
    10,066.07x = 77,646,038.18
  5. Step 5: Solve for x
    x = 77,646,038.18/10,066.07
  6. Step 6: Final answer
    x = 7,713.64

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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.