Home / 7,384.99-11,077.50-2,764.75

Finding the Fourth Proportional to 7,384.99, 11,077.50 and 2,764.75

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Solution

The fourth proportional to 7,384.99, 11,077.50 and 2,764.75 is: 4,147.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,384.99 : 11,077.50 = 2,764.75 : x
  2. Step 2: Convert to fraction form
    7,384.99/11,077.50 = 2,764.75/x
  3. Step 3: Cross multiply
    7,384.99x = 11,077.50 × 2,764.75
  4. Step 4: Simplify right side
    7,384.99x = 30,626,518.13
  5. Step 5: Solve for x
    x = 30,626,518.13/7,384.99
  6. Step 6: Final answer
    x = 4,147.13

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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.