Home / 9,730.96-14,596.80-3,155.20

Finding the Fourth Proportional to 9,730.96, 14,596.80 and 3,155.20

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Solution

The fourth proportional to 9,730.96, 14,596.80 and 3,155.20 is: 4,732.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,730.96 : 14,596.80 = 3,155.20 : x
  2. Step 2: Convert to fraction form
    9,730.96/14,596.80 = 3,155.20/x
  3. Step 3: Cross multiply
    9,730.96x = 14,596.80 × 3,155.20
  4. Step 4: Simplify right side
    9,730.96x = 46,055,823.36
  5. Step 5: Solve for x
    x = 46,055,823.36/9,730.96
  6. Step 6: Final answer
    x = 4,732.92

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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.