Home / 7,852.07-11,778.05-2,008.67

Finding the Fourth Proportional to 7,852.07, 11,778.05 and 2,008.67

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Solution

The fourth proportional to 7,852.07, 11,778.05 and 2,008.67 is: 3,012.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,852.07 : 11,778.05 = 2,008.67 : x
  2. Step 2: Convert to fraction form
    7,852.07/11,778.05 = 2,008.67/x
  3. Step 3: Cross multiply
    7,852.07x = 11,778.05 × 2,008.67
  4. Step 4: Simplify right side
    7,852.07x = 23,658,146.76
  5. Step 5: Solve for x
    x = 23,658,146.76/7,852.07
  6. Step 6: Final answer
    x = 3,012.98

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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.