Home / 1,935.82-2,671.44-1,051.63

Finding the Fourth Proportional to 1,935.82, 2,671.44 and 1,051.63

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Solution

The fourth proportional to 1,935.82, 2,671.44 and 1,051.63 is: 1,451.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,935.82 : 2,671.44 = 1,051.63 : x
  2. Step 2: Convert to fraction form
    1,935.82/2,671.44 = 1,051.63/x
  3. Step 3: Cross multiply
    1,935.82x = 2,671.44 × 1,051.63
  4. Step 4: Simplify right side
    1,935.82x = 2,809,373.81
  5. Step 5: Solve for x
    x = 2,809,373.81/1,935.82
  6. Step 6: Final answer
    x = 1,451.25

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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.