Home / 11,002.32-16,507.80-4,842

Finding the Fourth Proportional to 11,002.32, 16,507.80 and 4,842

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Solution

The fourth proportional to 11,002.32, 16,507.80 and 4,842 is: 7,264.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,002.32 : 16,507.80 = 4,842 : x
  2. Step 2: Convert to fraction form
    11,002.32/16,507.80 = 4,842/x
  3. Step 3: Cross multiply
    11,002.32x = 16,507.80 × 4,842
  4. Step 4: Simplify right side
    11,002.32x = 79,930,767.60
  5. Step 5: Solve for x
    x = 79,930,767.60/11,002.32
  6. Step 6: Final answer
    x = 7,264.90

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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.