Home / 7,106.67-9,807.62-4,123.44

Finding the Fourth Proportional to 7,106.67, 9,807.62 and 4,123.44

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Solution

The fourth proportional to 7,106.67, 9,807.62 and 4,123.44 is: 5,690.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,106.67 : 9,807.62 = 4,123.44 : x
  2. Step 2: Convert to fraction form
    7,106.67/9,807.62 = 4,123.44/x
  3. Step 3: Cross multiply
    7,106.67x = 9,807.62 × 4,123.44
  4. Step 4: Simplify right side
    7,106.67x = 40,441,112.00
  5. Step 5: Solve for x
    x = 40,441,112.00/7,106.67
  6. Step 6: Final answer
    x = 5,690.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.