Home / 4,579.30-6,868.95-1,807.28

Finding the Fourth Proportional to 4,579.30, 6,868.95 and 1,807.28

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Solution

The fourth proportional to 4,579.30, 6,868.95 and 1,807.28 is: 2,710.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,579.30 : 6,868.95 = 1,807.28 : x
  2. Step 2: Convert to fraction form
    4,579.30/6,868.95 = 1,807.28/x
  3. Step 3: Cross multiply
    4,579.30x = 6,868.95 × 1,807.28
  4. Step 4: Simplify right side
    4,579.30x = 12,414,115.96
  5. Step 5: Solve for x
    x = 12,414,115.96/4,579.30
  6. Step 6: Final answer
    x = 2,710.92

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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.