Home / 4,770.92-7,146.52-3,539.72

Finding the Fourth Proportional to 4,770.92, 7,146.52 and 3,539.72

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Solution

The fourth proportional to 4,770.92, 7,146.52 and 3,539.72 is: 5,302.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,770.92 : 7,146.52 = 3,539.72 : x
  2. Step 2: Convert to fraction form
    4,770.92/7,146.52 = 3,539.72/x
  3. Step 3: Cross multiply
    4,770.92x = 7,146.52 × 3,539.72
  4. Step 4: Simplify right side
    4,770.92x = 25,296,679.77
  5. Step 5: Solve for x
    x = 25,296,679.77/4,770.92
  6. Step 6: Final answer
    x = 5,302.26

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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.