Home / 9,664.89-14,502.80-4,117.65

Finding the Fourth Proportional to 9,664.89, 14,502.80 and 4,117.65

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Solution

The fourth proportional to 9,664.89, 14,502.80 and 4,117.65 is: 6,178.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,664.89 : 14,502.80 = 4,117.65 : x
  2. Step 2: Convert to fraction form
    9,664.89/14,502.80 = 4,117.65/x
  3. Step 3: Cross multiply
    9,664.89x = 14,502.80 × 4,117.65
  4. Step 4: Simplify right side
    9,664.89x = 59,717,454.42
  5. Step 5: Solve for x
    x = 59,717,454.42/9,664.89
  6. Step 6: Final answer
    x = 6,178.80

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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.