Home / 1,946.93-2,686.77-1,062.75

Finding the Fourth Proportional to 1,946.93, 2,686.77 and 1,062.75

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Solution

The fourth proportional to 1,946.93, 2,686.77 and 1,062.75 is: 1,466.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,946.93 : 2,686.77 = 1,062.75 : x
  2. Step 2: Convert to fraction form
    1,946.93/2,686.77 = 1,062.75/x
  3. Step 3: Cross multiply
    1,946.93x = 2,686.77 × 1,062.75
  4. Step 4: Simplify right side
    1,946.93x = 2,855,364.82
  5. Step 5: Solve for x
    x = 2,855,364.82/1,946.93
  6. Step 6: Final answer
    x = 1,466.60

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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.