Home / 10,447.34-14,416.83-5,731.52

Finding the Fourth Proportional to 10,447.34, 14,416.83 and 5,731.52

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Solution

The fourth proportional to 10,447.34, 14,416.83 and 5,731.52 is: 7,909.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,447.34 : 14,416.83 = 5,731.52 : x
  2. Step 2: Convert to fraction form
    10,447.34/14,416.83 = 5,731.52/x
  3. Step 3: Cross multiply
    10,447.34x = 14,416.83 × 5,731.52
  4. Step 4: Simplify right side
    10,447.34x = 82,630,277.40
  5. Step 5: Solve for x
    x = 82,630,277.40/10,447.34
  6. Step 6: Final answer
    x = 7,909.22

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