Home / 8,316.19-12,475.82-2,769.01

Finding the Fourth Proportional to 8,316.19, 12,475.82 and 2,769.01

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Solution

The fourth proportional to 8,316.19, 12,475.82 and 2,769.01 is: 4,154.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,316.19 : 12,475.82 = 2,769.01 : x
  2. Step 2: Convert to fraction form
    8,316.19/12,475.82 = 2,769.01/x
  3. Step 3: Cross multiply
    8,316.19x = 12,475.82 × 2,769.01
  4. Step 4: Simplify right side
    8,316.19x = 34,545,670.34
  5. Step 5: Solve for x
    x = 34,545,670.34/8,316.19
  6. Step 6: Final answer
    x = 4,154.03

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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.