Home / 5,627.58-8,441.42-1,929.72

Finding the Fourth Proportional to 5,627.58, 8,441.42 and 1,929.72

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Solution

The fourth proportional to 5,627.58, 8,441.42 and 1,929.72 is: 2,894.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,627.58 : 8,441.42 = 1,929.72 : x
  2. Step 2: Convert to fraction form
    5,627.58/8,441.42 = 1,929.72/x
  3. Step 3: Cross multiply
    5,627.58x = 8,441.42 × 1,929.72
  4. Step 4: Simplify right side
    5,627.58x = 16,289,599.01
  5. Step 5: Solve for x
    x = 16,289,599.01/5,627.58
  6. Step 6: Final answer
    x = 2,894.60

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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.