Home / 7,040.37-10,555.32-4,266.36

Finding the Fourth Proportional to 7,040.37, 10,555.32 and 4,266.36

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Solution

The fourth proportional to 7,040.37, 10,555.32 and 4,266.36 is: 6,396.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,040.37 : 10,555.32 = 4,266.36 : x
  2. Step 2: Convert to fraction form
    7,040.37/10,555.32 = 4,266.36/x
  3. Step 3: Cross multiply
    7,040.37x = 10,555.32 × 4,266.36
  4. Step 4: Simplify right side
    7,040.37x = 45,032,795.04
  5. Step 5: Solve for x
    x = 45,032,795.04/7,040.37
  6. Step 6: Final answer
    x = 6,396.37

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1.5x scale

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.