Home / 1,935.19-2,671.33-1,346.07

Finding the Fourth Proportional to 1,935.19, 2,671.33 and 1,346.07

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Solution

The fourth proportional to 1,935.19, 2,671.33 and 1,346.07 is: 1,858.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,935.19 : 2,671.33 = 1,346.07 : x
  2. Step 2: Convert to fraction form
    1,935.19/2,671.33 = 1,346.07/x
  3. Step 3: Cross multiply
    1,935.19x = 2,671.33 × 1,346.07
  4. Step 4: Simplify right side
    1,935.19x = 3,595,791.32
  5. Step 5: Solve for x
    x = 3,595,791.32/1,935.19
  6. Step 6: Final answer
    x = 1,858.11

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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.