Home / 7,012.21-10,518.27-2,330.89

Finding the Fourth Proportional to 7,012.21, 10,518.27 and 2,330.89

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Solution

The fourth proportional to 7,012.21, 10,518.27 and 2,330.89 is: 3,496.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,012.21 : 10,518.27 = 2,330.89 : x
  2. Step 2: Convert to fraction form
    7,012.21/10,518.27 = 2,330.89/x
  3. Step 3: Cross multiply
    7,012.21x = 10,518.27 × 2,330.89
  4. Step 4: Simplify right side
    7,012.21x = 24,516,930.36
  5. Step 5: Solve for x
    x = 24,516,930.36/7,012.21
  6. Step 6: Final answer
    x = 3,496.32

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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.