Home / 10,342.96-15,505.29-4,107.34

Finding the Fourth Proportional to 10,342.96, 15,505.29 and 4,107.34

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Solution

The fourth proportional to 10,342.96, 15,505.29 and 4,107.34 is: 6,157.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,342.96 : 15,505.29 = 4,107.34 : x
  2. Step 2: Convert to fraction form
    10,342.96/15,505.29 = 4,107.34/x
  3. Step 3: Cross multiply
    10,342.96x = 15,505.29 × 4,107.34
  4. Step 4: Simplify right side
    10,342.96x = 63,685,497.83
  5. Step 5: Solve for x
    x = 63,685,497.83/10,342.96
  6. Step 6: Final answer
    x = 6,157.38

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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.