Home / 7,860.66-10,847.90-4,323.96

Finding the Fourth Proportional to 7,860.66, 10,847.90 and 4,323.96

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Solution

The fourth proportional to 7,860.66, 10,847.90 and 4,323.96 is: 5,967.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,860.66 : 10,847.90 = 4,323.96 : x
  2. Step 2: Convert to fraction form
    7,860.66/10,847.90 = 4,323.96/x
  3. Step 3: Cross multiply
    7,860.66x = 10,847.90 × 4,323.96
  4. Step 4: Simplify right side
    7,860.66x = 46,905,885.68
  5. Step 5: Solve for x
    x = 46,905,885.68/7,860.66
  6. Step 6: Final answer
    x = 5,967.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.