Home / 4,994.40-7,485.12-3,348.48

Finding the Fourth Proportional to 4,994.40, 7,485.12 and 3,348.48

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Solution

The fourth proportional to 4,994.40, 7,485.12 and 3,348.48 is: 5,018.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,994.40 : 7,485.12 = 3,348.48 : x
  2. Step 2: Convert to fraction form
    4,994.40/7,485.12 = 3,348.48/x
  3. Step 3: Cross multiply
    4,994.40x = 7,485.12 × 3,348.48
  4. Step 4: Simplify right side
    4,994.40x = 25,063,774.62
  5. Step 5: Solve for x
    x = 25,063,774.62/4,994.40
  6. Step 6: Final answer
    x = 5,018.38

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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.