Home / 1,806.87-2,493.36-1,010.16

Finding the Fourth Proportional to 1,806.87, 2,493.36 and 1,010.16

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Solution

The fourth proportional to 1,806.87, 2,493.36 and 1,010.16 is: 1,393.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,806.87 : 2,493.36 = 1,010.16 : x
  2. Step 2: Convert to fraction form
    1,806.87/2,493.36 = 1,010.16/x
  3. Step 3: Cross multiply
    1,806.87x = 2,493.36 × 1,010.16
  4. Step 4: Simplify right side
    1,806.87x = 2,518,692.54
  5. Step 5: Solve for x
    x = 2,518,692.54/1,806.87
  6. Step 6: Final answer
    x = 1,393.95

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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.