Home / 10,980.52-16,455.66-4,051.24

Finding the Fourth Proportional to 10,980.52, 16,455.66 and 4,051.24

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Solution

The fourth proportional to 10,980.52, 16,455.66 and 4,051.24 is: 6,071.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,980.52 : 16,455.66 = 4,051.24 : x
  2. Step 2: Convert to fraction form
    10,980.52/16,455.66 = 4,051.24/x
  3. Step 3: Cross multiply
    10,980.52x = 16,455.66 × 4,051.24
  4. Step 4: Simplify right side
    10,980.52x = 66,665,828.02
  5. Step 5: Solve for x
    x = 66,665,828.02/10,980.52
  6. Step 6: Final answer
    x = 6,071.28

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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.