Home / 9,054.30-13,577.40-4,121.40

Finding the Fourth Proportional to 9,054.30, 13,577.40 and 4,121.40

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Solution

The fourth proportional to 9,054.30, 13,577.40 and 4,121.40 is: 6,180.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,054.30 : 13,577.40 = 4,121.40 : x
  2. Step 2: Convert to fraction form
    9,054.30/13,577.40 = 4,121.40/x
  3. Step 3: Cross multiply
    9,054.30x = 13,577.40 × 4,121.40
  4. Step 4: Simplify right side
    9,054.30x = 55,957,896.36
  5. Step 5: Solve for x
    x = 55,957,896.36/9,054.30
  6. Step 6: Final answer
    x = 6,180.26

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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.