Home / 9,678.44-14,520.16-3,104.69

Finding the Fourth Proportional to 9,678.44, 14,520.16 and 3,104.69

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Solution

The fourth proportional to 9,678.44, 14,520.16 and 3,104.69 is: 4,657.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,678.44 : 14,520.16 = 3,104.69 : x
  2. Step 2: Convert to fraction form
    9,678.44/14,520.16 = 3,104.69/x
  3. Step 3: Cross multiply
    9,678.44x = 14,520.16 × 3,104.69
  4. Step 4: Simplify right side
    9,678.44x = 45,080,526.83
  5. Step 5: Solve for x
    x = 45,080,526.83/9,678.44
  6. Step 6: Final answer
    x = 4,657.83

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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.