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Finding the Fourth Proportional to 4,891.23, 7,329.30 and 3,303.74

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Solution

The fourth proportional to 4,891.23, 7,329.30 and 3,303.74 is: 4,950.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,891.23 : 7,329.30 = 3,303.74 : x
  2. Step 2: Convert to fraction form
    4,891.23/7,329.30 = 3,303.74/x
  3. Step 3: Cross multiply
    4,891.23x = 7,329.30 × 3,303.74
  4. Step 4: Simplify right side
    4,891.23x = 24,214,052.55
  5. Step 5: Solve for x
    x = 24,214,052.55/4,891.23
  6. Step 6: Final answer
    x = 4,950.50

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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.