Home / 11,375.49-15,697.53-6,270.84

Finding the Fourth Proportional to 11,375.49, 15,697.53 and 6,270.84

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Solution

The fourth proportional to 11,375.49, 15,697.53 and 6,270.84 is: 8,653.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,375.49 : 15,697.53 = 6,270.84 : x
  2. Step 2: Convert to fraction form
    11,375.49/15,697.53 = 6,270.84/x
  3. Step 3: Cross multiply
    11,375.49x = 15,697.53 × 6,270.84
  4. Step 4: Simplify right side
    11,375.49x = 98,436,699.03
  5. Step 5: Solve for x
    x = 98,436,699.03/11,375.49
  6. Step 6: Final answer
    x = 8,653.40

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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.