Home / 7,838.36-10,817.06-4,301.90

Finding the Fourth Proportional to 7,838.36, 10,817.06 and 4,301.90

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Solution

The fourth proportional to 7,838.36, 10,817.06 and 4,301.90 is: 5,936.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,838.36 : 10,817.06 = 4,301.90 : x
  2. Step 2: Convert to fraction form
    7,838.36/10,817.06 = 4,301.90/x
  3. Step 3: Cross multiply
    7,838.36x = 10,817.06 × 4,301.90
  4. Step 4: Simplify right side
    7,838.36x = 46,533,856.33
  5. Step 5: Solve for x
    x = 46,533,856.33/7,838.36
  6. Step 6: Final answer
    x = 5,936.69

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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.