Home / 5,457.27-8,185.96-3,510.84

Finding the Fourth Proportional to 5,457.27, 8,185.96 and 3,510.84

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Solution

The fourth proportional to 5,457.27, 8,185.96 and 3,510.84 is: 5,266.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,457.27 : 8,185.96 = 3,510.84 : x
  2. Step 2: Convert to fraction form
    5,457.27/8,185.96 = 3,510.84/x
  3. Step 3: Cross multiply
    5,457.27x = 8,185.96 × 3,510.84
  4. Step 4: Simplify right side
    5,457.27x = 28,739,630.89
  5. Step 5: Solve for x
    x = 28,739,630.89/5,457.27
  6. Step 6: Final answer
    x = 5,266.30

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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.