Home / 11,293.71-16,939.35-6,903.51

Finding the Fourth Proportional to 11,293.71, 16,939.35 and 6,903.51

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Solution

The fourth proportional to 11,293.71, 16,939.35 and 6,903.51 is: 10,354.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,293.71 : 16,939.35 = 6,903.51 : x
  2. Step 2: Convert to fraction form
    11,293.71/16,939.35 = 6,903.51/x
  3. Step 3: Cross multiply
    11,293.71x = 16,939.35 × 6,903.51
  4. Step 4: Simplify right side
    11,293.71x = 116,940,972.12
  5. Step 5: Solve for x
    x = 116,940,972.12/11,293.71
  6. Step 6: Final answer
    x = 10,354.52

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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.