Home / 4,106.12-5,665.47-2,338.70

Finding the Fourth Proportional to 4,106.12, 5,665.47 and 2,338.70

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Solution

The fourth proportional to 4,106.12, 5,665.47 and 2,338.70 is: 3,226.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,106.12 : 5,665.47 = 2,338.70 : x
  2. Step 2: Convert to fraction form
    4,106.12/5,665.47 = 2,338.70/x
  3. Step 3: Cross multiply
    4,106.12x = 5,665.47 × 2,338.70
  4. Step 4: Simplify right side
    4,106.12x = 13,249,806.36
  5. Step 5: Solve for x
    x = 13,249,806.36/4,106.12
  6. Step 6: Final answer
    x = 3,226.85

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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.