Home / 6,357.07-8,769.63-3,965.14

Finding the Fourth Proportional to 6,357.07, 8,769.63 and 3,965.14

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Solution

The fourth proportional to 6,357.07, 8,769.63 and 3,965.14 is: 5,469.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,357.07 : 8,769.63 = 3,965.14 : x
  2. Step 2: Convert to fraction form
    6,357.07/8,769.63 = 3,965.14/x
  3. Step 3: Cross multiply
    6,357.07x = 8,769.63 × 3,965.14
  4. Step 4: Simplify right side
    6,357.07x = 34,772,810.70
  5. Step 5: Solve for x
    x = 34,772,810.70/6,357.07
  6. Step 6: Final answer
    x = 5,469.94

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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.