Home / 7,342.34-11,011.77-4,705.98

Finding the Fourth Proportional to 7,342.34, 11,011.77 and 4,705.98

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Solution

The fourth proportional to 7,342.34, 11,011.77 and 4,705.98 is: 7,057.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,342.34 : 11,011.77 = 4,705.98 : x
  2. Step 2: Convert to fraction form
    7,342.34/11,011.77 = 4,705.98/x
  3. Step 3: Cross multiply
    7,342.34x = 11,011.77 × 4,705.98
  4. Step 4: Simplify right side
    7,342.34x = 51,821,169.38
  5. Step 5: Solve for x
    x = 51,821,169.38/7,342.34
  6. Step 6: Final answer
    x = 7,057.86

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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.