Home / 10,741.52-14,818.70-7,388.72

Finding the Fourth Proportional to 10,741.52, 14,818.70 and 7,388.72

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Solution

The fourth proportional to 10,741.52, 14,818.70 and 7,388.72 is: 10,193.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,741.52 : 14,818.70 = 7,388.72 : x
  2. Step 2: Convert to fraction form
    10,741.52/14,818.70 = 7,388.72/x
  3. Step 3: Cross multiply
    10,741.52x = 14,818.70 × 7,388.72
  4. Step 4: Simplify right side
    10,741.52x = 109,491,225.06
  5. Step 5: Solve for x
    x = 109,491,225.06/10,741.52
  6. Step 6: Final answer
    x = 10,193.27

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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.