Home / 2,984.35-4,118.41-1,658.02

Finding the Fourth Proportional to 2,984.35, 4,118.41 and 1,658.02

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Solution

The fourth proportional to 2,984.35, 4,118.41 and 1,658.02 is: 2,288.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,984.35 : 4,118.41 = 1,658.02 : x
  2. Step 2: Convert to fraction form
    2,984.35/4,118.41 = 1,658.02/x
  3. Step 3: Cross multiply
    2,984.35x = 4,118.41 × 1,658.02
  4. Step 4: Simplify right side
    2,984.35x = 6,828,406.15
  5. Step 5: Solve for x
    x = 6,828,406.15/2,984.35
  6. Step 6: Final answer
    x = 2,288.07

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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.