Home / 4,720.23-7,079.99-1,433.34

Finding the Fourth Proportional to 4,720.23, 7,079.99 and 1,433.34

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Solution

The fourth proportional to 4,720.23, 7,079.99 and 1,433.34 is: 2,149.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,720.23 : 7,079.99 = 1,433.34 : x
  2. Step 2: Convert to fraction form
    4,720.23/7,079.99 = 1,433.34/x
  3. Step 3: Cross multiply
    4,720.23x = 7,079.99 × 1,433.34
  4. Step 4: Simplify right side
    4,720.23x = 10,148,025.70
  5. Step 5: Solve for x
    x = 10,148,025.70/4,720.23
  6. Step 6: Final answer
    x = 2,149.90

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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.