Home / 8,941.36-12,338.50-5,583.97

Finding the Fourth Proportional to 8,941.36, 12,338.50 and 5,583.97

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Solution

The fourth proportional to 8,941.36, 12,338.50 and 5,583.97 is: 7,705.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,941.36 : 12,338.50 = 5,583.97 : x
  2. Step 2: Convert to fraction form
    8,941.36/12,338.50 = 5,583.97/x
  3. Step 3: Cross multiply
    8,941.36x = 12,338.50 × 5,583.97
  4. Step 4: Simplify right side
    8,941.36x = 68,897,810.07
  5. Step 5: Solve for x
    x = 68,897,810.07/8,941.36
  6. Step 6: Final answer
    x = 7,705.52

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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.