Home / 5,379.49-7,424.01-3,583.87

Finding the Fourth Proportional to 5,379.49, 7,424.01 and 3,583.87

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Solution

The fourth proportional to 5,379.49, 7,424.01 and 3,583.87 is: 4,945.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,379.49 : 7,424.01 = 3,583.87 : x
  2. Step 2: Convert to fraction form
    5,379.49/7,424.01 = 3,583.87/x
  3. Step 3: Cross multiply
    5,379.49x = 7,424.01 × 3,583.87
  4. Step 4: Simplify right side
    5,379.49x = 26,606,686.72
  5. Step 5: Solve for x
    x = 26,606,686.72/5,379.49
  6. Step 6: Final answer
    x = 4,945.95

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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.