Home / 2,508.48-3,458.28-1,669.22

Finding the Fourth Proportional to 2,508.48, 3,458.28 and 1,669.22

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Solution

The fourth proportional to 2,508.48, 3,458.28 and 1,669.22 is: 2,301.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,508.48 : 3,458.28 = 1,669.22 : x
  2. Step 2: Convert to fraction form
    2,508.48/3,458.28 = 1,669.22/x
  3. Step 3: Cross multiply
    2,508.48x = 3,458.28 × 1,669.22
  4. Step 4: Simplify right side
    2,508.48x = 5,772,630.14
  5. Step 5: Solve for x
    x = 5,772,630.14/2,508.48
  6. Step 6: Final answer
    x = 2,301.25

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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.