Home / 4,747.40-7,117.04-3,356.36

Finding the Fourth Proportional to 4,747.40, 7,117.04 and 3,356.36

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Solution

The fourth proportional to 4,747.40, 7,117.04 and 3,356.36 is: 5,031.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,747.40 : 7,117.04 = 3,356.36 : x
  2. Step 2: Convert to fraction form
    4,747.40/7,117.04 = 3,356.36/x
  3. Step 3: Cross multiply
    4,747.40x = 7,117.04 × 3,356.36
  4. Step 4: Simplify right side
    4,747.40x = 23,887,348.37
  5. Step 5: Solve for x
    x = 23,887,348.37/4,747.40
  6. Step 6: Final answer
    x = 5,031.67

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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.