Home / 4,865.40-7,298.46-1,579.02

Finding the Fourth Proportional to 4,865.40, 7,298.46 and 1,579.02

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Solution

The fourth proportional to 4,865.40, 7,298.46 and 1,579.02 is: 2,368.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,865.40 : 7,298.46 = 1,579.02 : x
  2. Step 2: Convert to fraction form
    4,865.40/7,298.46 = 1,579.02/x
  3. Step 3: Cross multiply
    4,865.40x = 7,298.46 × 1,579.02
  4. Step 4: Simplify right side
    4,865.40x = 11,524,414.31
  5. Step 5: Solve for x
    x = 11,524,414.31/4,865.40
  6. Step 6: Final answer
    x = 2,368.65

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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.