Home / 5,535.70-8,307.72-3,776.55

Finding the Fourth Proportional to 5,535.70, 8,307.72 and 3,776.55

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Solution

The fourth proportional to 5,535.70, 8,307.72 and 3,776.55 is: 5,667.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,535.70 : 8,307.72 = 3,776.55 : x
  2. Step 2: Convert to fraction form
    5,535.70/8,307.72 = 3,776.55/x
  3. Step 3: Cross multiply
    5,535.70x = 8,307.72 × 3,776.55
  4. Step 4: Simplify right side
    5,535.70x = 31,374,519.97
  5. Step 5: Solve for x
    x = 31,374,519.97/5,535.70
  6. Step 6: Final answer
    x = 5,667.67

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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.