Home / 11,938.65-16,474.75-6,903.01

Finding the Fourth Proportional to 11,938.65, 16,474.75 and 6,903.01

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Solution

The fourth proportional to 11,938.65, 16,474.75 and 6,903.01 is: 9,525.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,938.65 : 16,474.75 = 6,903.01 : x
  2. Step 2: Convert to fraction form
    11,938.65/16,474.75 = 6,903.01/x
  3. Step 3: Cross multiply
    11,938.65x = 16,474.75 × 6,903.01
  4. Step 4: Simplify right side
    11,938.65x = 113,725,364.00
  5. Step 5: Solve for x
    x = 113,725,364.00/11,938.65
  6. Step 6: Final answer
    x = 9,525.81

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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.