Home / 4,412.80-6,621.63-2,954.80

Finding the Fourth Proportional to 4,412.80, 6,621.63 and 2,954.80

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Solution

The fourth proportional to 4,412.80, 6,621.63 and 2,954.80 is: 4,433.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,412.80 : 6,621.63 = 2,954.80 : x
  2. Step 2: Convert to fraction form
    4,412.80/6,621.63 = 2,954.80/x
  3. Step 3: Cross multiply
    4,412.80x = 6,621.63 × 2,954.80
  4. Step 4: Simplify right side
    4,412.80x = 19,565,592.32
  5. Step 5: Solve for x
    x = 19,565,592.32/4,412.80
  6. Step 6: Final answer
    x = 4,433.83

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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.