Home / 2,624.83-3,622.26-1,445.90

Finding the Fourth Proportional to 2,624.83, 3,622.26 and 1,445.90

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Solution

The fourth proportional to 2,624.83, 3,622.26 and 1,445.90 is: 1,995.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,624.83 : 3,622.26 = 1,445.90 : x
  2. Step 2: Convert to fraction form
    2,624.83/3,622.26 = 1,445.90/x
  3. Step 3: Cross multiply
    2,624.83x = 3,622.26 × 1,445.90
  4. Step 4: Simplify right side
    2,624.83x = 5,237,418.65
  5. Step 5: Solve for x
    x = 5,237,418.65/2,624.83
  6. Step 6: Final answer
    x = 1,995.34

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1.5x scale

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.