Home / 7,769.19-11,637.35-6,282.03

Finding the Fourth Proportional to 7,769.19, 11,637.35 and 6,282.03

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Solution

The fourth proportional to 7,769.19, 11,637.35 and 6,282.03 is: 9,409.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,769.19 : 11,637.35 = 6,282.03 : x
  2. Step 2: Convert to fraction form
    7,769.19/11,637.35 = 6,282.03/x
  3. Step 3: Cross multiply
    7,769.19x = 11,637.35 × 6,282.03
  4. Step 4: Simplify right side
    7,769.19x = 73,106,181.82
  5. Step 5: Solve for x
    x = 73,106,181.82/7,769.19
  6. Step 6: Final answer
    x = 9,409.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.