Home / 7,857.27-10,797.03-6,282.63

Finding the Fourth Proportional to 7,857.27, 10,797.03 and 6,282.63

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Solution

The fourth proportional to 7,857.27, 10,797.03 and 6,282.63 is: 8,633.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,857.27 : 10,797.03 = 6,282.63 : x
  2. Step 2: Convert to fraction form
    7,857.27/10,797.03 = 6,282.63/x
  3. Step 3: Cross multiply
    7,857.27x = 10,797.03 × 6,282.63
  4. Step 4: Simplify right side
    7,857.27x = 67,833,744.59
  5. Step 5: Solve for x
    x = 67,833,744.59/7,857.27
  6. Step 6: Final answer
    x = 8,633.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.