Home / 7,406.15-11,075.39-5,533.34

Finding the Fourth Proportional to 7,406.15, 11,075.39 and 5,533.34

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Solution

The fourth proportional to 7,406.15, 11,075.39 and 5,533.34 is: 8,274.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,406.15 : 11,075.39 = 5,533.34 : x
  2. Step 2: Convert to fraction form
    7,406.15/11,075.39 = 5,533.34/x
  3. Step 3: Cross multiply
    7,406.15x = 11,075.39 × 5,533.34
  4. Step 4: Simplify right side
    7,406.15x = 61,283,815.46
  5. Step 5: Solve for x
    x = 61,283,815.46/7,406.15
  6. Step 6: Final answer
    x = 8,274.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.