Home / 4,937.75-7,407.08-1,818.54

Finding the Fourth Proportional to 4,937.75, 7,407.08 and 1,818.54

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Solution

The fourth proportional to 4,937.75, 7,407.08 and 1,818.54 is: 2,727.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,937.75 : 7,407.08 = 1,818.54 : x
  2. Step 2: Convert to fraction form
    4,937.75/7,407.08 = 1,818.54/x
  3. Step 3: Cross multiply
    4,937.75x = 7,407.08 × 1,818.54
  4. Step 4: Simplify right side
    4,937.75x = 13,470,062.17
  5. Step 5: Solve for x
    x = 13,470,062.17/4,937.75
  6. Step 6: Final answer
    x = 2,727.98

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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.