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Finding the Fourth Proportional to 9,873.36, 14,813.28 and 4,682.88

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Solution

The fourth proportional to 9,873.36, 14,813.28 and 4,682.88 is: 7,025.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,873.36 : 14,813.28 = 4,682.88 : x
  2. Step 2: Convert to fraction form
    9,873.36/14,813.28 = 4,682.88/x
  3. Step 3: Cross multiply
    9,873.36x = 14,813.28 × 4,682.88
  4. Step 4: Simplify right side
    9,873.36x = 69,368,812.65
  5. Step 5: Solve for x
    x = 69,368,812.65/9,873.36
  6. Step 6: Final answer
    x = 7,025.86

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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.