Home / 4,712.22-7,068.58-1,425.23

Finding the Fourth Proportional to 4,712.22, 7,068.58 and 1,425.23

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Solution

The fourth proportional to 4,712.22, 7,068.58 and 1,425.23 is: 2,137.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,712.22 : 7,068.58 = 1,425.23 : x
  2. Step 2: Convert to fraction form
    4,712.22/7,068.58 = 1,425.23/x
  3. Step 3: Cross multiply
    4,712.22x = 7,068.58 × 1,425.23
  4. Step 4: Simplify right side
    4,712.22x = 10,074,339.87
  5. Step 5: Solve for x
    x = 10,074,339.87/4,712.22
  6. Step 6: Final answer
    x = 2,137.92

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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.