Home / 9,019.80-13,521.06-4,627.44

Finding the Fourth Proportional to 9,019.80, 13,521.06 and 4,627.44

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Solution

The fourth proportional to 9,019.80, 13,521.06 and 4,627.44 is: 6,936.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,019.80 : 13,521.06 = 4,627.44 : x
  2. Step 2: Convert to fraction form
    9,019.80/13,521.06 = 4,627.44/x
  3. Step 3: Cross multiply
    9,019.80x = 13,521.06 × 4,627.44
  4. Step 4: Simplify right side
    9,019.80x = 62,567,893.89
  5. Step 5: Solve for x
    x = 62,567,893.89/9,019.80
  6. Step 6: Final answer
    x = 6,936.73

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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.