Home / 4,685.58-7,028.46-1,222.92

Finding the Fourth Proportional to 4,685.58, 7,028.46 and 1,222.92

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Solution

The fourth proportional to 4,685.58, 7,028.46 and 1,222.92 is: 1,834.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,685.58 : 7,028.46 = 1,222.92 : x
  2. Step 2: Convert to fraction form
    4,685.58/7,028.46 = 1,222.92/x
  3. Step 3: Cross multiply
    4,685.58x = 7,028.46 × 1,222.92
  4. Step 4: Simplify right side
    4,685.58x = 8,595,244.30
  5. Step 5: Solve for x
    x = 8,595,244.30/4,685.58
  6. Step 6: Final answer
    x = 1,834.40

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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.