Home / 11,372.34-17,055.22-3,875.73

Finding the Fourth Proportional to 11,372.34, 17,055.22 and 3,875.73

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Solution

The fourth proportional to 11,372.34, 17,055.22 and 3,875.73 is: 5,812.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,372.34 : 17,055.22 = 3,875.73 : x
  2. Step 2: Convert to fraction form
    11,372.34/17,055.22 = 3,875.73/x
  3. Step 3: Cross multiply
    11,372.34x = 17,055.22 × 3,875.73
  4. Step 4: Simplify right side
    11,372.34x = 66,101,374.51
  5. Step 5: Solve for x
    x = 66,101,374.51/11,372.34
  6. Step 6: Final answer
    x = 5,812.47

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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.