Home / 10,471.06-14,447.73-6,221.80

Finding the Fourth Proportional to 10,471.06, 14,447.73 and 6,221.80

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Solution

The fourth proportional to 10,471.06, 14,447.73 and 6,221.80 is: 8,584.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,471.06 : 14,447.73 = 6,221.80 : x
  2. Step 2: Convert to fraction form
    10,471.06/14,447.73 = 6,221.80/x
  3. Step 3: Cross multiply
    10,471.06x = 14,447.73 × 6,221.80
  4. Step 4: Simplify right side
    10,471.06x = 89,890,886.51
  5. Step 5: Solve for x
    x = 89,890,886.51/10,471.06
  6. Step 6: Final answer
    x = 8,584.70

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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.