Home / 4,685.16-7,027.76-1,222.68

Finding the Fourth Proportional to 4,685.16, 7,027.76 and 1,222.68

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Solution

The fourth proportional to 4,685.16, 7,027.76 and 1,222.68 is: 1,834.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,685.16 : 7,027.76 = 1,222.68 : x
  2. Step 2: Convert to fraction form
    4,685.16/7,027.76 = 1,222.68/x
  3. Step 3: Cross multiply
    4,685.16x = 7,027.76 × 1,222.68
  4. Step 4: Simplify right side
    4,685.16x = 8,592,701.60
  5. Step 5: Solve for x
    x = 8,592,701.60/4,685.16
  6. Step 6: Final answer
    x = 1,834.03

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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.