Home / 10,469.13-14,448.63-6,220.23

Finding the Fourth Proportional to 10,469.13, 14,448.63 and 6,220.23

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Solution

The fourth proportional to 10,469.13, 14,448.63 and 6,220.23 is: 8,584.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,469.13 : 14,448.63 = 6,220.23 : x
  2. Step 2: Convert to fraction form
    10,469.13/14,448.63 = 6,220.23/x
  3. Step 3: Cross multiply
    10,469.13x = 14,448.63 × 6,220.23
  4. Step 4: Simplify right side
    10,469.13x = 89,873,811.57
  5. Step 5: Solve for x
    x = 89,873,811.57/10,469.13
  6. Step 6: Final answer
    x = 8,584.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.