Home / 9,141.24-13,699.56-4,199.98

Finding the Fourth Proportional to 9,141.24, 13,699.56 and 4,199.98

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Solution

The fourth proportional to 9,141.24, 13,699.56 and 4,199.98 is: 6,294.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,141.24 : 13,699.56 = 4,199.98 : x
  2. Step 2: Convert to fraction form
    9,141.24/13,699.56 = 4,199.98/x
  3. Step 3: Cross multiply
    9,141.24x = 13,699.56 × 4,199.98
  4. Step 4: Simplify right side
    9,141.24x = 57,537,878.01
  5. Step 5: Solve for x
    x = 57,537,878.01/9,141.24
  6. Step 6: Final answer
    x = 6,294.32

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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.