Home / 9,453.20-14,172.85-4,770.93

Finding the Fourth Proportional to 9,453.20, 14,172.85 and 4,770.93

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Solution

The fourth proportional to 9,453.20, 14,172.85 and 4,770.93 is: 7,152.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,453.20 : 14,172.85 = 4,770.93 : x
  2. Step 2: Convert to fraction form
    9,453.20/14,172.85 = 4,770.93/x
  3. Step 3: Cross multiply
    9,453.20x = 14,172.85 × 4,770.93
  4. Step 4: Simplify right side
    9,453.20x = 67,617,651.40
  5. Step 5: Solve for x
    x = 67,617,651.40/9,453.20
  6. Step 6: Final answer
    x = 7,152.88

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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.