Home / 5,146.42-7,722.80-2,373.47

Finding the Fourth Proportional to 5,146.42, 7,722.80 and 2,373.47

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Solution

The fourth proportional to 5,146.42, 7,722.80 and 2,373.47 is: 3,561.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,146.42 : 7,722.80 = 2,373.47 : x
  2. Step 2: Convert to fraction form
    5,146.42/7,722.80 = 2,373.47/x
  3. Step 3: Cross multiply
    5,146.42x = 7,722.80 × 2,373.47
  4. Step 4: Simplify right side
    5,146.42x = 18,329,822.25
  5. Step 5: Solve for x
    x = 18,329,822.25/5,146.42
  6. Step 6: Final answer
    x = 3,561.67

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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.