Home / 9,489.20-14,235.33-4,807.32

Finding the Fourth Proportional to 9,489.20, 14,235.33 and 4,807.32

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Solution

The fourth proportional to 9,489.20, 14,235.33 and 4,807.32 is: 7,211.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,489.20 : 14,235.33 = 4,807.32 : x
  2. Step 2: Convert to fraction form
    9,489.20/14,235.33 = 4,807.32/x
  3. Step 3: Cross multiply
    9,489.20x = 14,235.33 × 4,807.32
  4. Step 4: Simplify right side
    9,489.20x = 68,433,710.70
  5. Step 5: Solve for x
    x = 68,433,710.70/9,489.20
  6. Step 6: Final answer
    x = 7,211.74

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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.