Home / 2,862.14-4,291.92-1,012.77

Finding the Fourth Proportional to 2,862.14, 4,291.92 and 1,012.77

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Solution

The fourth proportional to 2,862.14, 4,291.92 and 1,012.77 is: 1,518.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,862.14 : 4,291.92 = 1,012.77 : x
  2. Step 2: Convert to fraction form
    2,862.14/4,291.92 = 1,012.77/x
  3. Step 3: Cross multiply
    2,862.14x = 4,291.92 × 1,012.77
  4. Step 4: Simplify right side
    2,862.14x = 4,346,727.82
  5. Step 5: Solve for x
    x = 4,346,727.82/2,862.14
  6. Step 6: Final answer
    x = 1,518.70

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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.