Home / 5,687.01-8,532.14-4,128.57

Finding the Fourth Proportional to 5,687.01, 8,532.14 and 4,128.57

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Solution

The fourth proportional to 5,687.01, 8,532.14 and 4,128.57 is: 6,194.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,687.01 : 8,532.14 = 4,128.57 : x
  2. Step 2: Convert to fraction form
    5,687.01/8,532.14 = 4,128.57/x
  3. Step 3: Cross multiply
    5,687.01x = 8,532.14 × 4,128.57
  4. Step 4: Simplify right side
    5,687.01x = 35,225,516.60
  5. Step 5: Solve for x
    x = 35,225,516.60/5,687.01
  6. Step 6: Final answer
    x = 6,194.03

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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.