Home / 10,575.10-15,861.45-2,784.52

Finding the Fourth Proportional to 10,575.10, 15,861.45 and 2,784.52

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Solution

The fourth proportional to 10,575.10, 15,861.45 and 2,784.52 is: 4,176.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,575.10 : 15,861.45 = 2,784.52 : x
  2. Step 2: Convert to fraction form
    10,575.10/15,861.45 = 2,784.52/x
  3. Step 3: Cross multiply
    10,575.10x = 15,861.45 × 2,784.52
  4. Step 4: Simplify right side
    10,575.10x = 44,166,524.75
  5. Step 5: Solve for x
    x = 44,166,524.75/10,575.10
  6. Step 6: Final answer
    x = 4,176.46

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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.