Home / 4,421.82-6,627.39-1,953.84

Finding the Fourth Proportional to 4,421.82, 6,627.39 and 1,953.84

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Solution

The fourth proportional to 4,421.82, 6,627.39 and 1,953.84 is: 2,928.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,421.82 : 6,627.39 = 1,953.84 : x
  2. Step 2: Convert to fraction form
    4,421.82/6,627.39 = 1,953.84/x
  3. Step 3: Cross multiply
    4,421.82x = 6,627.39 × 1,953.84
  4. Step 4: Simplify right side
    4,421.82x = 12,948,859.68
  5. Step 5: Solve for x
    x = 12,948,859.68/4,421.82
  6. Step 6: Final answer
    x = 2,928.40

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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.