Home / 10,562.36-15,847.05-3,543.06

Finding the Fourth Proportional to 10,562.36, 15,847.05 and 3,543.06

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Solution

The fourth proportional to 10,562.36, 15,847.05 and 3,543.06 is: 5,315.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,562.36 : 15,847.05 = 3,543.06 : x
  2. Step 2: Convert to fraction form
    10,562.36/15,847.05 = 3,543.06/x
  3. Step 3: Cross multiply
    10,562.36x = 15,847.05 × 3,543.06
  4. Step 4: Simplify right side
    10,562.36x = 56,147,048.97
  5. Step 5: Solve for x
    x = 56,147,048.97/10,562.36
  6. Step 6: Final answer
    x = 5,315.77

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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.