Home / 10,354.10-15,533.56-2,958.66

Finding the Fourth Proportional to 10,354.10, 15,533.56 and 2,958.66

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Solution

The fourth proportional to 10,354.10, 15,533.56 and 2,958.66 is: 4,438.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,354.10 : 15,533.56 = 2,958.66 : x
  2. Step 2: Convert to fraction form
    10,354.10/15,533.56 = 2,958.66/x
  3. Step 3: Cross multiply
    10,354.10x = 15,533.56 × 2,958.66
  4. Step 4: Simplify right side
    10,354.10x = 45,958,522.63
  5. Step 5: Solve for x
    x = 45,958,522.63/10,354.10
  6. Step 6: Final answer
    x = 4,438.68

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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.