Home / 1,606.39-2,402.99-1,282.39

Finding the Fourth Proportional to 1,606.39, 2,402.99 and 1,282.39

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Solution

The fourth proportional to 1,606.39, 2,402.99 and 1,282.39 is: 1,918.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,606.39 : 2,402.99 = 1,282.39 : x
  2. Step 2: Convert to fraction form
    1,606.39/2,402.99 = 1,282.39/x
  3. Step 3: Cross multiply
    1,606.39x = 2,402.99 × 1,282.39
  4. Step 4: Simplify right side
    1,606.39x = 3,081,563.93
  5. Step 5: Solve for x
    x = 3,081,563.93/1,606.39
  6. Step 6: Final answer
    x = 1,918.32

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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.