Home / 5,749.98-8,628.81-3,153.66

Finding the Fourth Proportional to 5,749.98, 8,628.81 and 3,153.66

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Solution

The fourth proportional to 5,749.98, 8,628.81 and 3,153.66 is: 4,732.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,749.98 : 8,628.81 = 3,153.66 : x
  2. Step 2: Convert to fraction form
    5,749.98/8,628.81 = 3,153.66/x
  3. Step 3: Cross multiply
    5,749.98x = 8,628.81 × 3,153.66
  4. Step 4: Simplify right side
    5,749.98x = 27,212,332.94
  5. Step 5: Solve for x
    x = 27,212,332.94/5,749.98
  6. Step 6: Final answer
    x = 4,732.60

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1.5x scale

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.