Home / 2,445.48-3,666.60-1,579.32

Finding the Fourth Proportional to 2,445.48, 3,666.60 and 1,579.32

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Solution

The fourth proportional to 2,445.48, 3,666.60 and 1,579.32 is: 2,367.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,445.48 : 3,666.60 = 1,579.32 : x
  2. Step 2: Convert to fraction form
    2,445.48/3,666.60 = 1,579.32/x
  3. Step 3: Cross multiply
    2,445.48x = 3,666.60 × 1,579.32
  4. Step 4: Simplify right side
    2,445.48x = 5,790,734.71
  5. Step 5: Solve for x
    x = 5,790,734.71/2,445.48
  6. Step 6: Final answer
    x = 2,367.93

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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.