Home / 10,895.40-16,343.19-7,002.54

Finding the Fourth Proportional to 10,895.40, 16,343.19 and 7,002.54

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Solution

The fourth proportional to 10,895.40, 16,343.19 and 7,002.54 is: 10,503.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,895.40 : 16,343.19 = 7,002.54 : x
  2. Step 2: Convert to fraction form
    10,895.40/16,343.19 = 7,002.54/x
  3. Step 3: Cross multiply
    10,895.40x = 16,343.19 × 7,002.54
  4. Step 4: Simplify right side
    10,895.40x = 114,443,841.70
  5. Step 5: Solve for x
    x = 114,443,841.70/10,895.40
  6. Step 6: Final answer
    x = 10,503.87

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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.