Home / 10,586.30-15,878.23-2,795.72

Finding the Fourth Proportional to 10,586.30, 15,878.23 and 2,795.72

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Solution

The fourth proportional to 10,586.30, 15,878.23 and 2,795.72 is: 4,193.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,586.30 : 15,878.23 = 2,795.72 : x
  2. Step 2: Convert to fraction form
    10,586.30/15,878.23 = 2,795.72/x
  3. Step 3: Cross multiply
    10,586.30x = 15,878.23 × 2,795.72
  4. Step 4: Simplify right side
    10,586.30x = 44,390,998.80
  5. Step 5: Solve for x
    x = 44,390,998.80/10,586.30
  6. Step 6: Final answer
    x = 4,193.25

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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.