Home / 10,343.96-15,506.79-4,108.34

Finding the Fourth Proportional to 10,343.96, 15,506.79 and 4,108.34

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Solution

The fourth proportional to 10,343.96, 15,506.79 and 4,108.34 is: 6,158.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,343.96 : 15,506.79 = 4,108.34 : x
  2. Step 2: Convert to fraction form
    10,343.96/15,506.79 = 4,108.34/x
  3. Step 3: Cross multiply
    10,343.96x = 15,506.79 × 4,108.34
  4. Step 4: Simplify right side
    10,343.96x = 63,707,165.63
  5. Step 5: Solve for x
    x = 63,707,165.63/10,343.96
  6. Step 6: Final answer
    x = 6,158.88

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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.