Home / 7,743.16-10,694.37-5,220.94

Finding the Fourth Proportional to 7,743.16, 10,694.37 and 5,220.94

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Solution

The fourth proportional to 7,743.16, 10,694.37 and 5,220.94 is: 7,210.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,743.16 : 10,694.37 = 5,220.94 : x
  2. Step 2: Convert to fraction form
    7,743.16/10,694.37 = 5,220.94/x
  3. Step 3: Cross multiply
    7,743.16x = 10,694.37 × 5,220.94
  4. Step 4: Simplify right side
    7,743.16x = 55,834,664.11
  5. Step 5: Solve for x
    x = 55,834,664.11/7,743.16
  6. Step 6: Final answer
    x = 7,210.84

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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.