Home / 10,447.11-14,416.92-5,667.03

Finding the Fourth Proportional to 10,447.11, 14,416.92 and 5,667.03

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Solution

The fourth proportional to 10,447.11, 14,416.92 and 5,667.03 is: 7,820.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,447.11 : 14,416.92 = 5,667.03 : x
  2. Step 2: Convert to fraction form
    10,447.11/14,416.92 = 5,667.03/x
  3. Step 3: Cross multiply
    10,447.11x = 14,416.92 × 5,667.03
  4. Step 4: Simplify right side
    10,447.11x = 81,701,118.15
  5. Step 5: Solve for x
    x = 81,701,118.15/10,447.11
  6. Step 6: Final answer
    x = 7,820.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.