Home / 3,501.91-5,251.65-1,944.28

Finding the Fourth Proportional to 3,501.91, 5,251.65 and 1,944.28

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Solution

The fourth proportional to 3,501.91, 5,251.65 and 1,944.28 is: 2,915.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,501.91 : 5,251.65 = 1,944.28 : x
  2. Step 2: Convert to fraction form
    3,501.91/5,251.65 = 1,944.28/x
  3. Step 3: Cross multiply
    3,501.91x = 5,251.65 × 1,944.28
  4. Step 4: Simplify right side
    3,501.91x = 10,210,678.06
  5. Step 5: Solve for x
    x = 10,210,678.06/3,501.91
  6. Step 6: Final answer
    x = 2,915.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.