Home / 2,655.66-3,983.63-1,012.33

Finding the Fourth Proportional to 2,655.66, 3,983.63 and 1,012.33

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Solution

The fourth proportional to 2,655.66, 3,983.63 and 1,012.33 is: 1,518.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,655.66 : 3,983.63 = 1,012.33 : x
  2. Step 2: Convert to fraction form
    2,655.66/3,983.63 = 1,012.33/x
  3. Step 3: Cross multiply
    2,655.66x = 3,983.63 × 1,012.33
  4. Step 4: Simplify right side
    2,655.66x = 4,032,748.16
  5. Step 5: Solve for x
    x = 4,032,748.16/2,655.66
  6. Step 6: Final answer
    x = 1,518.55

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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.