Home / 10,879.66-16,319.64-3,088.47

Finding the Fourth Proportional to 10,879.66, 16,319.64 and 3,088.47

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Solution

The fourth proportional to 10,879.66, 16,319.64 and 3,088.47 is: 4,632.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,879.66 : 16,319.64 = 3,088.47 : x
  2. Step 2: Convert to fraction form
    10,879.66/16,319.64 = 3,088.47/x
  3. Step 3: Cross multiply
    10,879.66x = 16,319.64 × 3,088.47
  4. Step 4: Simplify right side
    10,879.66x = 50,402,791.33
  5. Step 5: Solve for x
    x = 50,402,791.33/10,879.66
  6. Step 6: Final answer
    x = 4,632.75

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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.