Home / 1,610.83-2,223.08-1,348.39

Finding the Fourth Proportional to 1,610.83, 2,223.08 and 1,348.39

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Solution

The fourth proportional to 1,610.83, 2,223.08 and 1,348.39 is: 1,860.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610.83 : 2,223.08 = 1,348.39 : x
  2. Step 2: Convert to fraction form
    1,610.83/2,223.08 = 1,348.39/x
  3. Step 3: Cross multiply
    1,610.83x = 2,223.08 × 1,348.39
  4. Step 4: Simplify right side
    1,610.83x = 2,997,578.84
  5. Step 5: Solve for x
    x = 2,997,578.84/1,610.83
  6. Step 6: Final answer
    x = 1,860.89

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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.