Home / 11,275.77-16,919.73-4,706.47

Finding the Fourth Proportional to 11,275.77, 16,919.73 and 4,706.47

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Solution

The fourth proportional to 11,275.77, 16,919.73 and 4,706.47 is: 7,062.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,275.77 : 16,919.73 = 4,706.47 : x
  2. Step 2: Convert to fraction form
    11,275.77/16,919.73 = 4,706.47/x
  3. Step 3: Cross multiply
    11,275.77x = 16,919.73 × 4,706.47
  4. Step 4: Simplify right side
    11,275.77x = 79,632,201.65
  5. Step 5: Solve for x
    x = 79,632,201.65/11,275.77
  6. Step 6: Final answer
    x = 7,062.24

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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.