Home / 7,273.05-10,035.60-4,288.47

Finding the Fourth Proportional to 7,273.05, 10,035.60 and 4,288.47

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Solution

The fourth proportional to 7,273.05, 10,035.60 and 4,288.47 is: 5,917.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,273.05 : 10,035.60 = 4,288.47 : x
  2. Step 2: Convert to fraction form
    7,273.05/10,035.60 = 4,288.47/x
  3. Step 3: Cross multiply
    7,273.05x = 10,035.60 × 4,288.47
  4. Step 4: Simplify right side
    7,273.05x = 43,037,369.53
  5. Step 5: Solve for x
    x = 43,037,369.53/7,273.05
  6. Step 6: Final answer
    x = 5,917.38

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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.