Home / 8,583.48-11,799.66-7,384.08

Finding the Fourth Proportional to 8,583.48, 11,799.66 and 7,384.08

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Solution

The fourth proportional to 8,583.48, 11,799.66 and 7,384.08 is: 10,150.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,583.48 : 11,799.66 = 7,384.08 : x
  2. Step 2: Convert to fraction form
    8,583.48/11,799.66 = 7,384.08/x
  3. Step 3: Cross multiply
    8,583.48x = 11,799.66 × 7,384.08
  4. Step 4: Simplify right side
    8,583.48x = 87,129,633.41
  5. Step 5: Solve for x
    x = 87,129,633.41/8,583.48
  6. Step 6: Final answer
    x = 10,150.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.