Home / 2,977.05-4,113.27-2,352.37

Finding the Fourth Proportional to 2,977.05, 4,113.27 and 2,352.37

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Solution

The fourth proportional to 2,977.05, 4,113.27 and 2,352.37 is: 3,250.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,977.05 : 4,113.27 = 2,352.37 : x
  2. Step 2: Convert to fraction form
    2,977.05/4,113.27 = 2,352.37/x
  3. Step 3: Cross multiply
    2,977.05x = 4,113.27 × 2,352.37
  4. Step 4: Simplify right side
    2,977.05x = 9,675,921.19
  5. Step 5: Solve for x
    x = 9,675,921.19/2,977.05
  6. Step 6: Final answer
    x = 3,250.17

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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.