Home / 10,537.79-15,795.68-4,295.21

Finding the Fourth Proportional to 10,537.79, 15,795.68 and 4,295.21

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Solution

The fourth proportional to 10,537.79, 15,795.68 and 4,295.21 is: 6,438.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,537.79 : 15,795.68 = 4,295.21 : x
  2. Step 2: Convert to fraction form
    10,537.79/15,795.68 = 4,295.21/x
  3. Step 3: Cross multiply
    10,537.79x = 15,795.68 × 4,295.21
  4. Step 4: Simplify right side
    10,537.79x = 67,845,662.24
  5. Step 5: Solve for x
    x = 67,845,662.24/10,537.79
  6. Step 6: Final answer
    x = 6,438.32

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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.