Home / 7,362.68-10,160.39-4,005.45

Finding the Fourth Proportional to 7,362.68, 10,160.39 and 4,005.45

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Solution

The fourth proportional to 7,362.68, 10,160.39 and 4,005.45 is: 5,527.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,362.68 : 10,160.39 = 4,005.45 : x
  2. Step 2: Convert to fraction form
    7,362.68/10,160.39 = 4,005.45/x
  3. Step 3: Cross multiply
    7,362.68x = 10,160.39 × 4,005.45
  4. Step 4: Simplify right side
    7,362.68x = 40,696,944.14
  5. Step 5: Solve for x
    x = 40,696,944.14/7,362.68
  6. Step 6: Final answer
    x = 5,527.47

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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.