Home / 8,313.23-12,459.03-3,377.11

Finding the Fourth Proportional to 8,313.23, 12,459.03 and 3,377.11

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Solution

The fourth proportional to 8,313.23, 12,459.03 and 3,377.11 is: 5,061.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,313.23 : 12,459.03 = 3,377.11 : x
  2. Step 2: Convert to fraction form
    8,313.23/12,459.03 = 3,377.11/x
  3. Step 3: Cross multiply
    8,313.23x = 12,459.03 × 3,377.11
  4. Step 4: Simplify right side
    8,313.23x = 42,075,513.35
  5. Step 5: Solve for x
    x = 42,075,513.35/8,313.23
  6. Step 6: Final answer
    x = 5,061.27

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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.