Home / 9,161.36-13,723.82-4,995.13

Finding the Fourth Proportional to 9,161.36, 13,723.82 and 4,995.13

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Solution

The fourth proportional to 9,161.36, 13,723.82 and 4,995.13 is: 7,482.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,161.36 : 13,723.82 = 4,995.13 : x
  2. Step 2: Convert to fraction form
    9,161.36/13,723.82 = 4,995.13/x
  3. Step 3: Cross multiply
    9,161.36x = 13,723.82 × 4,995.13
  4. Step 4: Simplify right side
    9,161.36x = 68,552,205.71
  5. Step 5: Solve for x
    x = 68,552,205.71/9,161.36
  6. Step 6: Final answer
    x = 7,482.75

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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.