Home / 3,318.60-4,579.59-1,826.52

Finding the Fourth Proportional to 3,318.60, 4,579.59 and 1,826.52

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Solution

The fourth proportional to 3,318.60, 4,579.59 and 1,826.52 is: 2,520.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,318.60 : 4,579.59 = 1,826.52 : x
  2. Step 2: Convert to fraction form
    3,318.60/4,579.59 = 1,826.52/x
  3. Step 3: Cross multiply
    3,318.60x = 4,579.59 × 1,826.52
  4. Step 4: Simplify right side
    3,318.60x = 8,364,702.40
  5. Step 5: Solve for x
    x = 8,364,702.40/3,318.60
  6. Step 6: Final answer
    x = 2,520.55

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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.