Home / 6,633.90-9,152.42-4,113.40

Finding the Fourth Proportional to 6,633.90, 9,152.42 and 4,113.40

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Solution

The fourth proportional to 6,633.90, 9,152.42 and 4,113.40 is: 5,675.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,633.90 : 9,152.42 = 4,113.40 : x
  2. Step 2: Convert to fraction form
    6,633.90/9,152.42 = 4,113.40/x
  3. Step 3: Cross multiply
    6,633.90x = 9,152.42 × 4,113.40
  4. Step 4: Simplify right side
    6,633.90x = 37,647,564.43
  5. Step 5: Solve for x
    x = 37,647,564.43/6,633.90
  6. Step 6: Final answer
    x = 5,675.03

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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.