Home / 10,623.64-15,935.45-3,228.07

Finding the Fourth Proportional to 10,623.64, 15,935.45 and 3,228.07

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Solution

The fourth proportional to 10,623.64, 15,935.45 and 3,228.07 is: 4,842.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,623.64 : 15,935.45 = 3,228.07 : x
  2. Step 2: Convert to fraction form
    10,623.64/15,935.45 = 3,228.07/x
  3. Step 3: Cross multiply
    10,623.64x = 15,935.45 × 3,228.07
  4. Step 4: Simplify right side
    10,623.64x = 51,440,652.26
  5. Step 5: Solve for x
    x = 51,440,652.26/10,623.64
  6. Step 6: Final answer
    x = 4,842.10

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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.