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Finding the Fourth Proportional to 4,749.93, 7,124.79 and 2,562.93

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Solution

The fourth proportional to 4,749.93, 7,124.79 and 2,562.93 is: 3,844.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,749.93 : 7,124.79 = 2,562.93 : x
  2. Step 2: Convert to fraction form
    4,749.93/7,124.79 = 2,562.93/x
  3. Step 3: Cross multiply
    4,749.93x = 7,124.79 × 2,562.93
  4. Step 4: Simplify right side
    4,749.93x = 18,260,338.03
  5. Step 5: Solve for x
    x = 18,260,338.03/4,749.93
  6. Step 6: Final answer
    x = 3,844.34

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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.