Home / 10,667.32-16,008.54-3,742.36

Finding the Fourth Proportional to 10,667.32, 16,008.54 and 3,742.36

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Solution

The fourth proportional to 10,667.32, 16,008.54 and 3,742.36 is: 5,616.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,667.32 : 16,008.54 = 3,742.36 : x
  2. Step 2: Convert to fraction form
    10,667.32/16,008.54 = 3,742.36/x
  3. Step 3: Cross multiply
    10,667.32x = 16,008.54 × 3,742.36
  4. Step 4: Simplify right side
    10,667.32x = 59,909,719.75
  5. Step 5: Solve for x
    x = 59,909,719.75/10,667.32
  6. Step 6: Final answer
    x = 5,616.19

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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.