Home / 10,609.44-15,905.64-5,341.56

Finding the Fourth Proportional to 10,609.44, 15,905.64 and 5,341.56

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Solution

The fourth proportional to 10,609.44, 15,905.64 and 5,341.56 is: 8,008.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,609.44 : 15,905.64 = 5,341.56 : x
  2. Step 2: Convert to fraction form
    10,609.44/15,905.64 = 5,341.56/x
  3. Step 3: Cross multiply
    10,609.44x = 15,905.64 × 5,341.56
  4. Step 4: Simplify right side
    10,609.44x = 84,960,930.40
  5. Step 5: Solve for x
    x = 84,960,930.40/10,609.44
  6. Step 6: Final answer
    x = 8,008.05

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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.