Home / 3,970.57-5,955.85-2,338.51

Finding the Fourth Proportional to 3,970.57, 5,955.85 and 2,338.51

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Solution

The fourth proportional to 3,970.57, 5,955.85 and 2,338.51 is: 3,507.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,970.57 : 5,955.85 = 2,338.51 : x
  2. Step 2: Convert to fraction form
    3,970.57/5,955.85 = 2,338.51/x
  3. Step 3: Cross multiply
    3,970.57x = 5,955.85 × 2,338.51
  4. Step 4: Simplify right side
    3,970.57x = 13,927,785.00
  5. Step 5: Solve for x
    x = 13,927,785.00/3,970.57
  6. Step 6: Final answer
    x = 3,507.76

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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.