Home / 1,888.06-2,827.97-1,342.68

Finding the Fourth Proportional to 1,888.06, 2,827.97 and 1,342.68

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Solution

The fourth proportional to 1,888.06, 2,827.97 and 1,342.68 is: 2,011.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,888.06 : 2,827.97 = 1,342.68 : x
  2. Step 2: Convert to fraction form
    1,888.06/2,827.97 = 1,342.68/x
  3. Step 3: Cross multiply
    1,888.06x = 2,827.97 × 1,342.68
  4. Step 4: Simplify right side
    1,888.06x = 3,797,058.76
  5. Step 5: Solve for x
    x = 3,797,058.76/1,888.06
  6. Step 6: Final answer
    x = 2,011.09

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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.