Home / 7,068.08-10,602.22-2,137.70

Finding the Fourth Proportional to 7,068.08, 10,602.22 and 2,137.70

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Solution

The fourth proportional to 7,068.08, 10,602.22 and 2,137.70 is: 3,206.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,068.08 : 10,602.22 = 2,137.70 : x
  2. Step 2: Convert to fraction form
    7,068.08/10,602.22 = 2,137.70/x
  3. Step 3: Cross multiply
    7,068.08x = 10,602.22 × 2,137.70
  4. Step 4: Simplify right side
    7,068.08x = 22,664,365.69
  5. Step 5: Solve for x
    x = 22,664,365.69/7,068.08
  6. Step 6: Final answer
    x = 3,206.58

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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.