Home / 4,722.04-7,080.42-4,189.12

Finding the Fourth Proportional to 4,722.04, 7,080.42 and 4,189.12

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Solution

The fourth proportional to 4,722.04, 7,080.42 and 4,189.12 is: 6,281.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,722.04 : 7,080.42 = 4,189.12 : x
  2. Step 2: Convert to fraction form
    4,722.04/7,080.42 = 4,189.12/x
  3. Step 3: Cross multiply
    4,722.04x = 7,080.42 × 4,189.12
  4. Step 4: Simplify right side
    4,722.04x = 29,660,729.03
  5. Step 5: Solve for x
    x = 29,660,729.03/4,722.04
  6. Step 6: Final answer
    x = 6,281.34

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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.