Home / 7,941.31-11,903.93-4,981.84

Finding the Fourth Proportional to 7,941.31, 11,903.93 and 4,981.84

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Solution

The fourth proportional to 7,941.31, 11,903.93 and 4,981.84 is: 7,467.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,941.31 : 11,903.93 = 4,981.84 : x
  2. Step 2: Convert to fraction form
    7,941.31/11,903.93 = 4,981.84/x
  3. Step 3: Cross multiply
    7,941.31x = 11,903.93 × 4,981.84
  4. Step 4: Simplify right side
    7,941.31x = 59,303,438.64
  5. Step 5: Solve for x
    x = 59,303,438.64/7,941.31
  6. Step 6: Final answer
    x = 7,467.72

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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.