Home / 9,620.51-14,432.21-3,379.42

Finding the Fourth Proportional to 9,620.51, 14,432.21 and 3,379.42

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Solution

The fourth proportional to 9,620.51, 14,432.21 and 3,379.42 is: 5,069.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,620.51 : 14,432.21 = 3,379.42 : x
  2. Step 2: Convert to fraction form
    9,620.51/14,432.21 = 3,379.42/x
  3. Step 3: Cross multiply
    9,620.51x = 14,432.21 × 3,379.42
  4. Step 4: Simplify right side
    9,620.51x = 48,772,512.93
  5. Step 5: Solve for x
    x = 48,772,512.93/9,620.51
  6. Step 6: Final answer
    x = 5,069.64

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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.