Home / 7,515.93-11,267.82-3,136.67

Finding the Fourth Proportional to 7,515.93, 11,267.82 and 3,136.67

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Solution

The fourth proportional to 7,515.93, 11,267.82 and 3,136.67 is: 4,702.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,515.93 : 11,267.82 = 3,136.67 : x
  2. Step 2: Convert to fraction form
    7,515.93/11,267.82 = 3,136.67/x
  3. Step 3: Cross multiply
    7,515.93x = 11,267.82 × 3,136.67
  4. Step 4: Simplify right side
    7,515.93x = 35,343,360.94
  5. Step 5: Solve for x
    x = 35,343,360.94/7,515.93
  6. Step 6: Final answer
    x = 4,702.46

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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.