Home / 2,508.42-3,459.36-1,623.30

Finding the Fourth Proportional to 2,508.42, 3,459.36 and 1,623.30

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Solution

The fourth proportional to 2,508.42, 3,459.36 and 1,623.30 is: 2,238.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,508.42 : 3,459.36 = 1,623.30 : x
  2. Step 2: Convert to fraction form
    2,508.42/3,459.36 = 1,623.30/x
  3. Step 3: Cross multiply
    2,508.42x = 3,459.36 × 1,623.30
  4. Step 4: Simplify right side
    2,508.42x = 5,615,579.09
  5. Step 5: Solve for x
    x = 5,615,579.09/2,508.42
  6. Step 6: Final answer
    x = 2,238.69

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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.