Home / 11,943.08-16,476.98-7,403.70

Finding the Fourth Proportional to 11,943.08, 16,476.98 and 7,403.70

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Solution

The fourth proportional to 11,943.08, 16,476.98 and 7,403.70 is: 10,214.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,943.08 : 16,476.98 = 7,403.70 : x
  2. Step 2: Convert to fraction form
    11,943.08/16,476.98 = 7,403.70/x
  3. Step 3: Cross multiply
    11,943.08x = 16,476.98 × 7,403.70
  4. Step 4: Simplify right side
    11,943.08x = 121,990,616.83
  5. Step 5: Solve for x
    x = 121,990,616.83/11,943.08
  6. Step 6: Final answer
    x = 10,214.33

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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.