Home / 7,500.16-10,343.50-6,245.37

Finding the Fourth Proportional to 7,500.16, 10,343.50 and 6,245.37

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Solution

The fourth proportional to 7,500.16, 10,343.50 and 6,245.37 is: 8,613.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,500.16 : 10,343.50 = 6,245.37 : x
  2. Step 2: Convert to fraction form
    7,500.16/10,343.50 = 6,245.37/x
  3. Step 3: Cross multiply
    7,500.16x = 10,343.50 × 6,245.37
  4. Step 4: Simplify right side
    7,500.16x = 64,598,968.98
  5. Step 5: Solve for x
    x = 64,598,968.98/7,500.16
  6. Step 6: Final answer
    x = 8,613.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.