Home / 9,884.19-14,828.64-3,220.65

Finding the Fourth Proportional to 9,884.19, 14,828.64 and 3,220.65

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Solution

The fourth proportional to 9,884.19, 14,828.64 and 3,220.65 is: 4,831.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,884.19 : 14,828.64 = 3,220.65 : x
  2. Step 2: Convert to fraction form
    9,884.19/14,828.64 = 3,220.65/x
  3. Step 3: Cross multiply
    9,884.19x = 14,828.64 × 3,220.65
  4. Step 4: Simplify right side
    9,884.19x = 47,757,859.42
  5. Step 5: Solve for x
    x = 47,757,859.42/9,884.19
  6. Step 6: Final answer
    x = 4,831.74

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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.