Home / 10,886.86-16,339.77-6,216.22

Finding the Fourth Proportional to 10,886.86, 16,339.77 and 6,216.22

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Solution

The fourth proportional to 10,886.86, 16,339.77 and 6,216.22 is: 9,329.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,886.86 : 16,339.77 = 6,216.22 : x
  2. Step 2: Convert to fraction form
    10,886.86/16,339.77 = 6,216.22/x
  3. Step 3: Cross multiply
    10,886.86x = 16,339.77 × 6,216.22
  4. Step 4: Simplify right side
    10,886.86x = 101,571,605.07
  5. Step 5: Solve for x
    x = 101,571,605.07/10,886.86
  6. Step 6: Final answer
    x = 9,329.74

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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.