Home / 1,737.06-2,386.97-1,387.14

Finding the Fourth Proportional to 1,737.06, 2,386.97 and 1,387.14

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Solution

The fourth proportional to 1,737.06, 2,386.97 and 1,387.14 is: 1,906.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,737.06 : 2,386.97 = 1,387.14 : x
  2. Step 2: Convert to fraction form
    1,737.06/2,386.97 = 1,387.14/x
  3. Step 3: Cross multiply
    1,737.06x = 2,386.97 × 1,387.14
  4. Step 4: Simplify right side
    1,737.06x = 3,311,054.63
  5. Step 5: Solve for x
    x = 3,311,054.63/1,737.06
  6. Step 6: Final answer
    x = 1,906.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.