Home / 4,669.40-7,012.20-3,292.40

Finding the Fourth Proportional to 4,669.40, 7,012.20 and 3,292.40

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Solution

The fourth proportional to 4,669.40, 7,012.20 and 3,292.40 is: 4,944.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,669.40 : 7,012.20 = 3,292.40 : x
  2. Step 2: Convert to fraction form
    4,669.40/7,012.20 = 3,292.40/x
  3. Step 3: Cross multiply
    4,669.40x = 7,012.20 × 3,292.40
  4. Step 4: Simplify right side
    4,669.40x = 23,086,967.28
  5. Step 5: Solve for x
    x = 23,086,967.28/4,669.40
  6. Step 6: Final answer
    x = 4,944.31

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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.