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Finding the Fourth Proportional to 5,174.03, 7,742.59 and 4,483.07

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Solution

The fourth proportional to 5,174.03, 7,742.59 and 4,483.07 is: 6,708.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,174.03 : 7,742.59 = 4,483.07 : x
  2. Step 2: Convert to fraction form
    5,174.03/7,742.59 = 4,483.07/x
  3. Step 3: Cross multiply
    5,174.03x = 7,742.59 × 4,483.07
  4. Step 4: Simplify right side
    5,174.03x = 34,710,550.54
  5. Step 5: Solve for x
    x = 34,710,550.54/5,174.03
  6. Step 6: Final answer
    x = 6,708.61

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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.