Home / 5,883.87-8,119.76-3,231.45

Finding the Fourth Proportional to 5,883.87, 8,119.76 and 3,231.45

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Solution

The fourth proportional to 5,883.87, 8,119.76 and 3,231.45 is: 4,459.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,883.87 : 8,119.76 = 3,231.45 : x
  2. Step 2: Convert to fraction form
    5,883.87/8,119.76 = 3,231.45/x
  3. Step 3: Cross multiply
    5,883.87x = 8,119.76 × 3,231.45
  4. Step 4: Simplify right side
    5,883.87x = 26,238,598.45
  5. Step 5: Solve for x
    x = 26,238,598.45/5,883.87
  6. Step 6: Final answer
    x = 4,459.41

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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.