Home / 6,470.90-9,704.24-2,087.33

Finding the Fourth Proportional to 6,470.90, 9,704.24 and 2,087.33

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Solution

The fourth proportional to 6,470.90, 9,704.24 and 2,087.33 is: 3,130.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,470.90 : 9,704.24 = 2,087.33 : x
  2. Step 2: Convert to fraction form
    6,470.90/9,704.24 = 2,087.33/x
  3. Step 3: Cross multiply
    6,470.90x = 9,704.24 × 2,087.33
  4. Step 4: Simplify right side
    6,470.90x = 20,255,977.19
  5. Step 5: Solve for x
    x = 20,255,977.19/6,470.90
  6. Step 6: Final answer
    x = 3,130.32

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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.