Home / 6,391.54-9,588.68-2,009.34

Finding the Fourth Proportional to 6,391.54, 9,588.68 and 2,009.34

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Solution

The fourth proportional to 6,391.54, 9,588.68 and 2,009.34 is: 3,014.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,391.54 : 9,588.68 = 2,009.34 : x
  2. Step 2: Convert to fraction form
    6,391.54/9,588.68 = 2,009.34/x
  3. Step 3: Cross multiply
    6,391.54x = 9,588.68 × 2,009.34
  4. Step 4: Simplify right side
    6,391.54x = 19,266,915.76
  5. Step 5: Solve for x
    x = 19,266,915.76/6,391.54
  6. Step 6: Final answer
    x = 3,014.44

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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.