Home / 11,898.65-17,848.85-3,133.50

Finding the Fourth Proportional to 11,898.65, 17,848.85 and 3,133.50

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Solution

The fourth proportional to 11,898.65, 17,848.85 and 3,133.50 is: 4,700.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,898.65 : 17,848.85 = 3,133.50 : x
  2. Step 2: Convert to fraction form
    11,898.65/17,848.85 = 3,133.50/x
  3. Step 3: Cross multiply
    11,898.65x = 17,848.85 × 3,133.50
  4. Step 4: Simplify right side
    11,898.65x = 55,929,355.81
  5. Step 5: Solve for x
    x = 55,929,355.81/11,898.65
  6. Step 6: Final answer
    x = 4,700.48

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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.