Home / 9,675.21-14,519.28-3,519.21

Finding the Fourth Proportional to 9,675.21, 14,519.28 and 3,519.21

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Solution

The fourth proportional to 9,675.21, 14,519.28 and 3,519.21 is: 5,281.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,675.21 : 14,519.28 = 3,519.21 : x
  2. Step 2: Convert to fraction form
    9,675.21/14,519.28 = 3,519.21/x
  3. Step 3: Cross multiply
    9,675.21x = 14,519.28 × 3,519.21
  4. Step 4: Simplify right side
    9,675.21x = 51,096,395.37
  5. Step 5: Solve for x
    x = 51,096,395.37/9,675.21
  6. Step 6: Final answer
    x = 5,281.17

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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.