Home / 10,049.93-13,868.90-5,574.37

Finding the Fourth Proportional to 10,049.93, 13,868.90 and 5,574.37

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Solution

The fourth proportional to 10,049.93, 13,868.90 and 5,574.37 is: 7,692.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,049.93 : 13,868.90 = 5,574.37 : x
  2. Step 2: Convert to fraction form
    10,049.93/13,868.90 = 5,574.37/x
  3. Step 3: Cross multiply
    10,049.93x = 13,868.90 × 5,574.37
  4. Step 4: Simplify right side
    10,049.93x = 77,310,359.36
  5. Step 5: Solve for x
    x = 77,310,359.36/10,049.93
  6. Step 6: Final answer
    x = 7,692.62

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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.