Home / 7,834.28-10,811.48-4,297.49

Finding the Fourth Proportional to 7,834.28, 10,811.48 and 4,297.49

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Solution

The fourth proportional to 7,834.28, 10,811.48 and 4,297.49 is: 5,930.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,834.28 : 10,811.48 = 4,297.49 : x
  2. Step 2: Convert to fraction form
    7,834.28/10,811.48 = 4,297.49/x
  3. Step 3: Cross multiply
    7,834.28x = 10,811.48 × 4,297.49
  4. Step 4: Simplify right side
    7,834.28x = 46,462,192.18
  5. Step 5: Solve for x
    x = 46,462,192.18/7,834.28
  6. Step 6: Final answer
    x = 5,930.63

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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.