Home / 4,023.23-6,033.68-1,390.05

Finding the Fourth Proportional to 4,023.23, 6,033.68 and 1,390.05

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Solution

The fourth proportional to 4,023.23, 6,033.68 and 1,390.05 is: 2,084.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,023.23 : 6,033.68 = 1,390.05 : x
  2. Step 2: Convert to fraction form
    4,023.23/6,033.68 = 1,390.05/x
  3. Step 3: Cross multiply
    4,023.23x = 6,033.68 × 1,390.05
  4. Step 4: Simplify right side
    4,023.23x = 8,387,116.88
  5. Step 5: Solve for x
    x = 8,387,116.88/4,023.23
  6. Step 6: Final answer
    x = 2,084.67

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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.