Home / 11,329.21-16,995.54-5,779.53

Finding the Fourth Proportional to 11,329.21, 16,995.54 and 5,779.53

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Solution

The fourth proportional to 11,329.21, 16,995.54 and 5,779.53 is: 8,670.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,329.21 : 16,995.54 = 5,779.53 : x
  2. Step 2: Convert to fraction form
    11,329.21/16,995.54 = 5,779.53/x
  3. Step 3: Cross multiply
    11,329.21x = 16,995.54 × 5,779.53
  4. Step 4: Simplify right side
    11,329.21x = 98,226,148.32
  5. Step 5: Solve for x
    x = 98,226,148.32/11,329.21
  6. Step 6: Final answer
    x = 8,670.17

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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.