Home / 2,624.73-3,622.19-1,445.87

Finding the Fourth Proportional to 2,624.73, 3,622.19 and 1,445.87

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Solution

The fourth proportional to 2,624.73, 3,622.19 and 1,445.87 is: 1,995.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,624.73 : 3,622.19 = 1,445.87 : x
  2. Step 2: Convert to fraction form
    2,624.73/3,622.19 = 1,445.87/x
  3. Step 3: Cross multiply
    2,624.73x = 3,622.19 × 1,445.87
  4. Step 4: Simplify right side
    2,624.73x = 5,237,215.86
  5. Step 5: Solve for x
    x = 5,237,215.86/2,624.73
  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.