Home / 9,665.89-14,504.30-4,118.65

Finding the Fourth Proportional to 9,665.89, 14,504.30 and 4,118.65

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Solution

The fourth proportional to 9,665.89, 14,504.30 and 4,118.65 is: 6,180.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,665.89 : 14,504.30 = 4,118.65 : x
  2. Step 2: Convert to fraction form
    9,665.89/14,504.30 = 4,118.65/x
  3. Step 3: Cross multiply
    9,665.89x = 14,504.30 × 4,118.65
  4. Step 4: Simplify right side
    9,665.89x = 59,738,135.20
  5. Step 5: Solve for x
    x = 59,738,135.20/9,665.89
  6. Step 6: Final answer
    x = 6,180.30

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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.