Home / 8,247.24-12,368.25-2,699.69

Finding the Fourth Proportional to 8,247.24, 12,368.25 and 2,699.69

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Solution

The fourth proportional to 8,247.24, 12,368.25 and 2,699.69 is: 4,048.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,247.24 : 12,368.25 = 2,699.69 : x
  2. Step 2: Convert to fraction form
    8,247.24/12,368.25 = 2,699.69/x
  3. Step 3: Cross multiply
    8,247.24x = 12,368.25 × 2,699.69
  4. Step 4: Simplify right side
    8,247.24x = 33,390,379.00
  5. Step 5: Solve for x
    x = 33,390,379.00/8,247.24
  6. Step 6: Final answer
    x = 4,048.67

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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.