Home / 1,206.63-1,808.73-1,060.83

Finding the Fourth Proportional to 1,206.63, 1,808.73 and 1,060.83

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Solution

The fourth proportional to 1,206.63, 1,808.73 and 1,060.83 is: 1,590.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206.63 : 1,808.73 = 1,060.83 : x
  2. Step 2: Convert to fraction form
    1,206.63/1,808.73 = 1,060.83/x
  3. Step 3: Cross multiply
    1,206.63x = 1,808.73 × 1,060.83
  4. Step 4: Simplify right side
    1,206.63x = 1,918,755.05
  5. Step 5: Solve for x
    x = 1,918,755.05/1,206.63
  6. Step 6: Final answer
    x = 1,590.18

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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.