Home / 8,833.40-12,188.70-5,055.69

Finding the Fourth Proportional to 8,833.40, 12,188.70 and 5,055.69

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Solution

The fourth proportional to 8,833.40, 12,188.70 and 5,055.69 is: 6,976.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,833.40 : 12,188.70 = 5,055.69 : x
  2. Step 2: Convert to fraction form
    8,833.40/12,188.70 = 5,055.69/x
  3. Step 3: Cross multiply
    8,833.40x = 12,188.70 × 5,055.69
  4. Step 4: Simplify right side
    8,833.40x = 61,622,288.70
  5. Step 5: Solve for x
    x = 61,622,288.70/8,833.40
  6. Step 6: Final answer
    x = 6,976.06

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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.