Home / 4,712.10-7,069.26-1,425.22

Finding the Fourth Proportional to 4,712.10, 7,069.26 and 1,425.22

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Solution

The fourth proportional to 4,712.10, 7,069.26 and 1,425.22 is: 2,138.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,712.10 : 7,069.26 = 1,425.22 : x
  2. Step 2: Convert to fraction form
    4,712.10/7,069.26 = 1,425.22/x
  3. Step 3: Cross multiply
    4,712.10x = 7,069.26 × 1,425.22
  4. Step 4: Simplify right side
    4,712.10x = 10,075,250.74
  5. Step 5: Solve for x
    x = 10,075,250.74/4,712.10
  6. Step 6: Final answer
    x = 2,138.17

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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.