Home / 9,821.04-14,733.96-4,891.92

Finding the Fourth Proportional to 9,821.04, 14,733.96 and 4,891.92

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Solution

The fourth proportional to 9,821.04, 14,733.96 and 4,891.92 is: 7,339.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,821.04 : 14,733.96 = 4,891.92 : x
  2. Step 2: Convert to fraction form
    9,821.04/14,733.96 = 4,891.92/x
  3. Step 3: Cross multiply
    9,821.04x = 14,733.96 × 4,891.92
  4. Step 4: Simplify right side
    9,821.04x = 72,077,353.60
  5. Step 5: Solve for x
    x = 72,077,353.60/9,821.04
  6. Step 6: Final answer
    x = 7,339.08

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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.