Home / 5,675.28-8,457.94-5,380.04

Finding the Fourth Proportional to 5,675.28, 8,457.94 and 5,380.04

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Solution

The fourth proportional to 5,675.28, 8,457.94 and 5,380.04 is: 8,017.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,675.28 : 8,457.94 = 5,380.04 : x
  2. Step 2: Convert to fraction form
    5,675.28/8,457.94 = 5,380.04/x
  3. Step 3: Cross multiply
    5,675.28x = 8,457.94 × 5,380.04
  4. Step 4: Simplify right side
    5,675.28x = 45,504,005.55
  5. Step 5: Solve for x
    x = 45,504,005.55/5,675.28
  6. Step 6: Final answer
    x = 8,017.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.