Home / 10,159.29-15,239.21-3,583.98

Finding the Fourth Proportional to 10,159.29, 15,239.21 and 3,583.98

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Solution

The fourth proportional to 10,159.29, 15,239.21 and 3,583.98 is: 5,376.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,159.29 : 15,239.21 = 3,583.98 : x
  2. Step 2: Convert to fraction form
    10,159.29/15,239.21 = 3,583.98/x
  3. Step 3: Cross multiply
    10,159.29x = 15,239.21 × 3,583.98
  4. Step 4: Simplify right side
    10,159.29x = 54,617,005.94
  5. Step 5: Solve for x
    x = 54,617,005.94/10,159.29
  6. Step 6: Final answer
    x = 5,376.07

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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.