Home / 1,935.84-2,671.39-1,051.63

Finding the Fourth Proportional to 1,935.84, 2,671.39 and 1,051.63

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Solution

The fourth proportional to 1,935.84, 2,671.39 and 1,051.63 is: 1,451.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,935.84 : 2,671.39 = 1,051.63 : x
  2. Step 2: Convert to fraction form
    1,935.84/2,671.39 = 1,051.63/x
  3. Step 3: Cross multiply
    1,935.84x = 2,671.39 × 1,051.63
  4. Step 4: Simplify right side
    1,935.84x = 2,809,308.50
  5. Step 5: Solve for x
    x = 2,809,308.50/1,935.84
  6. Step 6: Final answer
    x = 1,451.21

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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.