Home / 12,637.13-18,952.44-3,750.37

Finding the Fourth Proportional to 12,637.13, 18,952.44 and 3,750.37

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Solution

The fourth proportional to 12,637.13, 18,952.44 and 3,750.37 is: 5,624.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,637.13 : 18,952.44 = 3,750.37 : x
  2. Step 2: Convert to fraction form
    12,637.13/18,952.44 = 3,750.37/x
  3. Step 3: Cross multiply
    12,637.13x = 18,952.44 × 3,750.37
  4. Step 4: Simplify right side
    12,637.13x = 71,078,567.64
  5. Step 5: Solve for x
    x = 71,078,567.64/12,637.13
  6. Step 6: Final answer
    x = 5,624.58

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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.