Home / 5,751.05-8,626.74-1,591.09

Finding the Fourth Proportional to 5,751.05, 8,626.74 and 1,591.09

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Solution

The fourth proportional to 5,751.05, 8,626.74 and 1,591.09 is: 2,386.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,751.05 : 8,626.74 = 1,591.09 : x
  2. Step 2: Convert to fraction form
    5,751.05/8,626.74 = 1,591.09/x
  3. Step 3: Cross multiply
    5,751.05x = 8,626.74 × 1,591.09
  4. Step 4: Simplify right side
    5,751.05x = 13,725,868.66
  5. Step 5: Solve for x
    x = 13,725,868.66/5,751.05
  6. Step 6: Final answer
    x = 2,386.67

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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.