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Finding the Fourth Proportional to 7,171.79, 10,764.16 and 3,014.87

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Solution

The fourth proportional to 7,171.79, 10,764.16 and 3,014.87 is: 4,525.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,171.79 : 10,764.16 = 3,014.87 : x
  2. Step 2: Convert to fraction form
    7,171.79/10,764.16 = 3,014.87/x
  3. Step 3: Cross multiply
    7,171.79x = 10,764.16 × 3,014.87
  4. Step 4: Simplify right side
    7,171.79x = 32,452,543.06
  5. Step 5: Solve for x
    x = 32,452,543.06/7,171.79
  6. Step 6: Final answer
    x = 4,525.03

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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.