Home / 7,659.99-11,467.58-5,818.32

Finding the Fourth Proportional to 7,659.99, 11,467.58 and 5,818.32

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Solution

The fourth proportional to 7,659.99, 11,467.58 and 5,818.32 is: 8,710.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,659.99 : 11,467.58 = 5,818.32 : x
  2. Step 2: Convert to fraction form
    7,659.99/11,467.58 = 5,818.32/x
  3. Step 3: Cross multiply
    7,659.99x = 11,467.58 × 5,818.32
  4. Step 4: Simplify right side
    7,659.99x = 66,722,020.97
  5. Step 5: Solve for x
    x = 66,722,020.97/7,659.99
  6. Step 6: Final answer
    x = 8,710.46

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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.