Home / 5,039.37-7,539.48-4,388.67

Finding the Fourth Proportional to 5,039.37, 7,539.48 and 4,388.67

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Solution

The fourth proportional to 5,039.37, 7,539.48 and 4,388.67 is: 6,565.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,039.37 : 7,539.48 = 4,388.67 : x
  2. Step 2: Convert to fraction form
    5,039.37/7,539.48 = 4,388.67/x
  3. Step 3: Cross multiply
    5,039.37x = 7,539.48 × 4,388.67
  4. Step 4: Simplify right side
    5,039.37x = 33,088,289.69
  5. Step 5: Solve for x
    x = 33,088,289.69/5,039.37
  6. Step 6: Final answer
    x = 6,565.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.