Home / 3,845.47-5,300.51-3,004.70

Finding the Fourth Proportional to 3,845.47, 5,300.51 and 3,004.70

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Solution

The fourth proportional to 3,845.47, 5,300.51 and 3,004.70 is: 4,141.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,845.47 : 5,300.51 = 3,004.70 : x
  2. Step 2: Convert to fraction form
    3,845.47/5,300.51 = 3,004.70/x
  3. Step 3: Cross multiply
    3,845.47x = 5,300.51 × 3,004.70
  4. Step 4: Simplify right side
    3,845.47x = 15,926,463.16
  5. Step 5: Solve for x
    x = 15,926,463.16/3,845.47
  6. Step 6: Final answer
    x = 4,141.62

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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.