Home / 10,466.88-15,699.78-3,445.85

Finding the Fourth Proportional to 10,466.88, 15,699.78 and 3,445.85

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Solution

The fourth proportional to 10,466.88, 15,699.78 and 3,445.85 is: 5,168.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,466.88 : 15,699.78 = 3,445.85 : x
  2. Step 2: Convert to fraction form
    10,466.88/15,699.78 = 3,445.85/x
  3. Step 3: Cross multiply
    10,466.88x = 15,699.78 × 3,445.85
  4. Step 4: Simplify right side
    10,466.88x = 54,099,008.41
  5. Step 5: Solve for x
    x = 54,099,008.41/10,466.88
  6. Step 6: Final answer
    x = 5,168.59

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1.5x scale

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.