Home / 4,840.92-7,254-1,917.72

Finding the Fourth Proportional to 4,840.92, 7,254 and 1,917.72

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Solution

The fourth proportional to 4,840.92, 7,254 and 1,917.72 is: 2,873.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,840.92 : 7,254 = 1,917.72 : x
  2. Step 2: Convert to fraction form
    4,840.92/7,254 = 1,917.72/x
  3. Step 3: Cross multiply
    4,840.92x = 7,254 × 1,917.72
  4. Step 4: Simplify right side
    4,840.92x = 13,911,140.88
  5. Step 5: Solve for x
    x = 13,911,140.88/4,840.92
  6. Step 6: Final answer
    x = 2,873.66

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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.