Home / 10,166.36-14,028.60-5,917.98

Finding the Fourth Proportional to 10,166.36, 14,028.60 and 5,917.98

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Solution

The fourth proportional to 10,166.36, 14,028.60 and 5,917.98 is: 8,166.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,166.36 : 14,028.60 = 5,917.98 : x
  2. Step 2: Convert to fraction form
    10,166.36/14,028.60 = 5,917.98/x
  3. Step 3: Cross multiply
    10,166.36x = 14,028.60 × 5,917.98
  4. Step 4: Simplify right side
    10,166.36x = 83,020,974.23
  5. Step 5: Solve for x
    x = 83,020,974.23/10,166.36
  6. Step 6: Final answer
    x = 8,166.24

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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.