Home / 2,984.27-4,118.33-1,658.10

Finding the Fourth Proportional to 2,984.27, 4,118.33 and 1,658.10

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Solution

The fourth proportional to 2,984.27, 4,118.33 and 1,658.10 is: 2,288.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,984.27 : 4,118.33 = 1,658.10 : x
  2. Step 2: Convert to fraction form
    2,984.27/4,118.33 = 1,658.10/x
  3. Step 3: Cross multiply
    2,984.27x = 4,118.33 × 1,658.10
  4. Step 4: Simplify right side
    2,984.27x = 6,828,602.97
  5. Step 5: Solve for x
    x = 6,828,602.97/2,984.27
  6. Step 6: Final answer
    x = 2,288.20

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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.