Home / 11,376.01-15,697.37-6,339.63

Finding the Fourth Proportional to 11,376.01, 15,697.37 and 6,339.63

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Solution

The fourth proportional to 11,376.01, 15,697.37 and 6,339.63 is: 8,747.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,376.01 : 15,697.37 = 6,339.63 : x
  2. Step 2: Convert to fraction form
    11,376.01/15,697.37 = 6,339.63/x
  3. Step 3: Cross multiply
    11,376.01x = 15,697.37 × 6,339.63
  4. Step 4: Simplify right side
    11,376.01x = 99,515,592.49
  5. Step 5: Solve for x
    x = 99,515,592.49/11,376.01
  6. Step 6: Final answer
    x = 8,747.85

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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.