Home / 3,187.04-4,782.13-1,433.26

Finding the Fourth Proportional to 3,187.04, 4,782.13 and 1,433.26

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Solution

The fourth proportional to 3,187.04, 4,782.13 and 1,433.26 is: 2,150.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187.04 : 4,782.13 = 1,433.26 : x
  2. Step 2: Convert to fraction form
    3,187.04/4,782.13 = 1,433.26/x
  3. Step 3: Cross multiply
    3,187.04x = 4,782.13 × 1,433.26
  4. Step 4: Simplify right side
    3,187.04x = 6,854,011.73
  5. Step 5: Solve for x
    x = 6,854,011.73/3,187.04
  6. Step 6: Final answer
    x = 2,150.59

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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.