Home / 2,624.64-3,621.96-1,445.82

Finding the Fourth Proportional to 2,624.64, 3,621.96 and 1,445.82

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Solution

The fourth proportional to 2,624.64, 3,621.96 and 1,445.82 is: 1,995.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,624.64 : 3,621.96 = 1,445.82 : x
  2. Step 2: Convert to fraction form
    2,624.64/3,621.96 = 1,445.82/x
  3. Step 3: Cross multiply
    2,624.64x = 3,621.96 × 1,445.82
  4. Step 4: Simplify right side
    2,624.64x = 5,236,702.21
  5. Step 5: Solve for x
    x = 5,236,702.21/2,624.64
  6. Step 6: Final answer
    x = 1,995.21

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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.