Home / 11,895.89-16,415.62-6,590.33

Finding the Fourth Proportional to 11,895.89, 16,415.62 and 6,590.33

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Solution

The fourth proportional to 11,895.89, 16,415.62 and 6,590.33 is: 9,094.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,895.89 : 16,415.62 = 6,590.33 : x
  2. Step 2: Convert to fraction form
    11,895.89/16,415.62 = 6,590.33/x
  3. Step 3: Cross multiply
    11,895.89x = 16,415.62 × 6,590.33
  4. Step 4: Simplify right side
    11,895.89x = 108,184,266.76
  5. Step 5: Solve for x
    x = 108,184,266.76/11,895.89
  6. Step 6: Final answer
    x = 9,094.25

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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.