Home / 11,622.06-16,038.69-6,518.25

Finding the Fourth Proportional to 11,622.06, 16,038.69 and 6,518.25

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Solution

The fourth proportional to 11,622.06, 16,038.69 and 6,518.25 is: 8,995.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,622.06 : 16,038.69 = 6,518.25 : x
  2. Step 2: Convert to fraction form
    11,622.06/16,038.69 = 6,518.25/x
  3. Step 3: Cross multiply
    11,622.06x = 16,038.69 × 6,518.25
  4. Step 4: Simplify right side
    11,622.06x = 104,544,191.09
  5. Step 5: Solve for x
    x = 104,544,191.09/11,622.06
  6. Step 6: Final answer
    x = 8,995.32

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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.