Home / 1,855.39-2,560.37-1,016.13

Finding the Fourth Proportional to 1,855.39, 2,560.37 and 1,016.13

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Solution

The fourth proportional to 1,855.39, 2,560.37 and 1,016.13 is: 1,402.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,855.39 : 2,560.37 = 1,016.13 : x
  2. Step 2: Convert to fraction form
    1,855.39/2,560.37 = 1,016.13/x
  3. Step 3: Cross multiply
    1,855.39x = 2,560.37 × 1,016.13
  4. Step 4: Simplify right side
    1,855.39x = 2,601,668.77
  5. Step 5: Solve for x
    x = 2,601,668.77/1,855.39
  6. Step 6: Final answer
    x = 1,402.22

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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.