Home / 5,334.26-8,001.39-1,438.67

Finding the Fourth Proportional to 5,334.26, 8,001.39 and 1,438.67

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Solution

The fourth proportional to 5,334.26, 8,001.39 and 1,438.67 is: 2,158.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,334.26 : 8,001.39 = 1,438.67 : x
  2. Step 2: Convert to fraction form
    5,334.26/8,001.39 = 1,438.67/x
  3. Step 3: Cross multiply
    5,334.26x = 8,001.39 × 1,438.67
  4. Step 4: Simplify right side
    5,334.26x = 11,511,319.74
  5. Step 5: Solve for x
    x = 11,511,319.74/5,334.26
  6. Step 6: Final answer
    x = 2,158.00

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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.