Home / 8,459.26-11,672.04-5,805.70

Finding the Fourth Proportional to 8,459.26, 11,672.04 and 5,805.70

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Solution

The fourth proportional to 8,459.26, 11,672.04 and 5,805.70 is: 8,010.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,459.26 : 11,672.04 = 5,805.70 : x
  2. Step 2: Convert to fraction form
    8,459.26/11,672.04 = 5,805.70/x
  3. Step 3: Cross multiply
    8,459.26x = 11,672.04 × 5,805.70
  4. Step 4: Simplify right side
    8,459.26x = 67,764,362.63
  5. Step 5: Solve for x
    x = 67,764,362.63/8,459.26
  6. Step 6: Final answer
    x = 8,010.67

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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.