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Finding the Fourth Proportional to 7,062.56, 10,595.64 and 4,143.44

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Solution

The fourth proportional to 7,062.56, 10,595.64 and 4,143.44 is: 6,216.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,062.56 : 10,595.64 = 4,143.44 : x
  2. Step 2: Convert to fraction form
    7,062.56/10,595.64 = 4,143.44/x
  3. Step 3: Cross multiply
    7,062.56x = 10,595.64 × 4,143.44
  4. Step 4: Simplify right side
    7,062.56x = 43,902,398.60
  5. Step 5: Solve for x
    x = 43,902,398.60/7,062.56
  6. Step 6: Final answer
    x = 6,216.22

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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.