Home / 5,514.64-7,608.36-3,305.36

Finding the Fourth Proportional to 5,514.64, 7,608.36 and 3,305.36

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Solution

The fourth proportional to 5,514.64, 7,608.36 and 3,305.36 is: 4,560.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,514.64 : 7,608.36 = 3,305.36 : x
  2. Step 2: Convert to fraction form
    5,514.64/7,608.36 = 3,305.36/x
  3. Step 3: Cross multiply
    5,514.64x = 7,608.36 × 3,305.36
  4. Step 4: Simplify right side
    5,514.64x = 25,148,368.81
  5. Step 5: Solve for x
    x = 25,148,368.81/5,514.64
  6. Step 6: Final answer
    x = 4,560.29

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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.