Home / 4,176.26-6,266.10-1,984.40

Finding the Fourth Proportional to 4,176.26, 6,266.10 and 1,984.40

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Solution

The fourth proportional to 4,176.26, 6,266.10 and 1,984.40 is: 2,977.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,176.26 : 6,266.10 = 1,984.40 : x
  2. Step 2: Convert to fraction form
    4,176.26/6,266.10 = 1,984.40/x
  3. Step 3: Cross multiply
    4,176.26x = 6,266.10 × 1,984.40
  4. Step 4: Simplify right side
    4,176.26x = 12,434,448.84
  5. Step 5: Solve for x
    x = 12,434,448.84/4,176.26
  6. Step 6: Final answer
    x = 2,977.41

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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.