Home / 7,329.17-10,114.08-3,971.84

Finding the Fourth Proportional to 7,329.17, 10,114.08 and 3,971.84

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Solution

The fourth proportional to 7,329.17, 10,114.08 and 3,971.84 is: 5,481.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,329.17 : 10,114.08 = 3,971.84 : x
  2. Step 2: Convert to fraction form
    7,329.17/10,114.08 = 3,971.84/x
  3. Step 3: Cross multiply
    7,329.17x = 10,114.08 × 3,971.84
  4. Step 4: Simplify right side
    7,329.17x = 40,171,507.51
  5. Step 5: Solve for x
    x = 40,171,507.51/7,329.17
  6. Step 6: Final answer
    x = 5,481.04

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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.