Home / 9,939.50-13,716.01-5,959.84

Finding the Fourth Proportional to 9,939.50, 13,716.01 and 5,959.84

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Solution

The fourth proportional to 9,939.50, 13,716.01 and 5,959.84 is: 8,224.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,939.50 : 13,716.01 = 5,959.84 : x
  2. Step 2: Convert to fraction form
    9,939.50/13,716.01 = 5,959.84/x
  3. Step 3: Cross multiply
    9,939.50x = 13,716.01 × 5,959.84
  4. Step 4: Simplify right side
    9,939.50x = 81,745,225.04
  5. Step 5: Solve for x
    x = 81,745,225.04/9,939.50
  6. Step 6: Final answer
    x = 8,224.28

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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.