Home / 1,946.95-2,686.67-1,062.57

Finding the Fourth Proportional to 1,946.95, 2,686.67 and 1,062.57

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Solution

The fourth proportional to 1,946.95, 2,686.67 and 1,062.57 is: 1,466.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,946.95 : 2,686.67 = 1,062.57 : x
  2. Step 2: Convert to fraction form
    1,946.95/2,686.67 = 1,062.57/x
  3. Step 3: Cross multiply
    1,946.95x = 2,686.67 × 1,062.57
  4. Step 4: Simplify right side
    1,946.95x = 2,854,774.94
  5. Step 5: Solve for x
    x = 2,854,774.94/1,946.95
  6. Step 6: Final answer
    x = 1,466.28

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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.