Home / 7,321.05-10,104.53-4,963.95

Finding the Fourth Proportional to 7,321.05, 10,104.53 and 4,963.95

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Solution

The fourth proportional to 7,321.05, 10,104.53 and 4,963.95 is: 6,851.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,321.05 : 10,104.53 = 4,963.95 : x
  2. Step 2: Convert to fraction form
    7,321.05/10,104.53 = 4,963.95/x
  3. Step 3: Cross multiply
    7,321.05x = 10,104.53 × 4,963.95
  4. Step 4: Simplify right side
    7,321.05x = 50,158,381.69
  5. Step 5: Solve for x
    x = 50,158,381.69/7,321.05
  6. Step 6: Final answer
    x = 6,851.26

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1.5x scale

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.