Home / 9,479.91-14,217.42-2,814.84

Finding the Fourth Proportional to 9,479.91, 14,217.42 and 2,814.84

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Solution

The fourth proportional to 9,479.91, 14,217.42 and 2,814.84 is: 4,221.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,479.91 : 14,217.42 = 2,814.84 : x
  2. Step 2: Convert to fraction form
    9,479.91/14,217.42 = 2,814.84/x
  3. Step 3: Cross multiply
    9,479.91x = 14,217.42 × 2,814.84
  4. Step 4: Simplify right side
    9,479.91x = 40,019,762.51
  5. Step 5: Solve for x
    x = 40,019,762.51/9,479.91
  6. Step 6: Final answer
    x = 4,221.53

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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.