Home / 3,056.23-4,217.56-1,658.98

Finding the Fourth Proportional to 3,056.23, 4,217.56 and 1,658.98

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Solution

The fourth proportional to 3,056.23, 4,217.56 and 1,658.98 is: 2,289.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,056.23 : 4,217.56 = 1,658.98 : x
  2. Step 2: Convert to fraction form
    3,056.23/4,217.56 = 1,658.98/x
  3. Step 3: Cross multiply
    3,056.23x = 4,217.56 × 1,658.98
  4. Step 4: Simplify right side
    3,056.23x = 6,996,847.69
  5. Step 5: Solve for x
    x = 6,996,847.69/3,056.23
  6. Step 6: Final answer
    x = 2,289.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.