Home / 3,009.22-4,514.10-929.25

Finding the Fourth Proportional to 3,009.22, 4,514.10 and 929.25

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Solution

The fourth proportional to 3,009.22, 4,514.10 and 929.25 is: 1,393.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009.22 : 4,514.10 = 929.25 : x
  2. Step 2: Convert to fraction form
    3,009.22/4,514.10 = 929.25/x
  3. Step 3: Cross multiply
    3,009.22x = 4,514.10 × 929.25
  4. Step 4: Simplify right side
    3,009.22x = 4,194,722.78
  5. Step 5: Solve for x
    x = 4,194,722.78/3,009.22
  6. Step 6: Final answer
    x = 1,393.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.