Home / 8,518.23-11,758.37-6,297.98

Finding the Fourth Proportional to 8,518.23, 11,758.37 and 6,297.98

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Solution

The fourth proportional to 8,518.23, 11,758.37 and 6,297.98 is: 8,693.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,518.23 : 11,758.37 = 6,297.98 : x
  2. Step 2: Convert to fraction form
    8,518.23/11,758.37 = 6,297.98/x
  3. Step 3: Cross multiply
    8,518.23x = 11,758.37 × 6,297.98
  4. Step 4: Simplify right side
    8,518.23x = 74,053,888.81
  5. Step 5: Solve for x
    x = 74,053,888.81/8,518.23
  6. Step 6: Final answer
    x = 8,693.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.