Home / 4,868.65-6,719.08-2,772.77

Finding the Fourth Proportional to 4,868.65, 6,719.08 and 2,772.77

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Solution

The fourth proportional to 4,868.65, 6,719.08 and 2,772.77 is: 3,826.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,868.65 : 6,719.08 = 2,772.77 : x
  2. Step 2: Convert to fraction form
    4,868.65/6,719.08 = 2,772.77/x
  3. Step 3: Cross multiply
    4,868.65x = 6,719.08 × 2,772.77
  4. Step 4: Simplify right side
    4,868.65x = 18,630,473.32
  5. Step 5: Solve for x
    x = 18,630,473.32/4,868.65
  6. Step 6: Final answer
    x = 3,826.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.