Home / 1,736.06-2,598.62-1,189.31

Finding the Fourth Proportional to 1,736.06, 2,598.62 and 1,189.31

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Solution

The fourth proportional to 1,736.06, 2,598.62 and 1,189.31 is: 1,780.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,736.06 : 2,598.62 = 1,189.31 : x
  2. Step 2: Convert to fraction form
    1,736.06/2,598.62 = 1,189.31/x
  3. Step 3: Cross multiply
    1,736.06x = 2,598.62 × 1,189.31
  4. Step 4: Simplify right side
    1,736.06x = 3,090,545.81
  5. Step 5: Solve for x
    x = 3,090,545.81/1,736.06
  6. Step 6: Final answer
    x = 1,780.21

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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.