Home / 9,082.80-13,628.34-4,400.28

Finding the Fourth Proportional to 9,082.80, 13,628.34 and 4,400.28

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Solution

The fourth proportional to 9,082.80, 13,628.34 and 4,400.28 is: 6,602.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,082.80 : 13,628.34 = 4,400.28 : x
  2. Step 2: Convert to fraction form
    9,082.80/13,628.34 = 4,400.28/x
  3. Step 3: Cross multiply
    9,082.80x = 13,628.34 × 4,400.28
  4. Step 4: Simplify right side
    9,082.80x = 59,968,511.94
  5. Step 5: Solve for x
    x = 59,968,511.94/9,082.80
  6. Step 6: Final answer
    x = 6,602.43

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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.