Home / 11,644.34-16,069.19-6,339.20

Finding the Fourth Proportional to 11,644.34, 16,069.19 and 6,339.20

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Solution

The fourth proportional to 11,644.34, 16,069.19 and 6,339.20 is: 8,748.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,644.34 : 16,069.19 = 6,339.20 : x
  2. Step 2: Convert to fraction form
    11,644.34/16,069.19 = 6,339.20/x
  3. Step 3: Cross multiply
    11,644.34x = 16,069.19 × 6,339.20
  4. Step 4: Simplify right side
    11,644.34x = 101,865,809.25
  5. Step 5: Solve for x
    x = 101,865,809.25/11,644.34
  6. Step 6: Final answer
    x = 8,748.10

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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.