Home / 10,968.74-16,459.86-5,125.94

Finding the Fourth Proportional to 10,968.74, 16,459.86 and 5,125.94

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Solution

The fourth proportional to 10,968.74, 16,459.86 and 5,125.94 is: 7,692.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,968.74 : 16,459.86 = 5,125.94 : x
  2. Step 2: Convert to fraction form
    10,968.74/16,459.86 = 5,125.94/x
  3. Step 3: Cross multiply
    10,968.74x = 16,459.86 × 5,125.94
  4. Step 4: Simplify right side
    10,968.74x = 84,372,254.77
  5. Step 5: Solve for x
    x = 84,372,254.77/10,968.74
  6. Step 6: Final answer
    x = 7,692.06

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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.