Home / 13,180.91-19,764.98-4,864.84

Finding the Fourth Proportional to 13,180.91, 19,764.98 and 4,864.84

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Solution

The fourth proportional to 13,180.91, 19,764.98 and 4,864.84 is: 7,294.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,180.91 : 19,764.98 = 4,864.84 : x
  2. Step 2: Convert to fraction form
    13,180.91/19,764.98 = 4,864.84/x
  3. Step 3: Cross multiply
    13,180.91x = 19,764.98 × 4,864.84
  4. Step 4: Simplify right side
    13,180.91x = 96,153,409.81
  5. Step 5: Solve for x
    x = 96,153,409.81/13,180.91
  6. Step 6: Final answer
    x = 7,294.90

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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.