Home / 10,828.60-16,240.34-4,669.24

Finding the Fourth Proportional to 10,828.60, 16,240.34 and 4,669.24

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Solution

The fourth proportional to 10,828.60, 16,240.34 and 4,669.24 is: 7,002.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,828.60 : 16,240.34 = 4,669.24 : x
  2. Step 2: Convert to fraction form
    10,828.60/16,240.34 = 4,669.24/x
  3. Step 3: Cross multiply
    10,828.60x = 16,240.34 × 4,669.24
  4. Step 4: Simplify right side
    10,828.60x = 75,830,045.14
  5. Step 5: Solve for x
    x = 75,830,045.14/10,828.60
  6. Step 6: Final answer
    x = 7,002.76

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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.