Home / 11,363.81-15,682.23-6,328.04

Finding the Fourth Proportional to 11,363.81, 15,682.23 and 6,328.04

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Solution

The fourth proportional to 11,363.81, 15,682.23 and 6,328.04 is: 8,732.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,363.81 : 15,682.23 = 6,328.04 : x
  2. Step 2: Convert to fraction form
    11,363.81/15,682.23 = 6,328.04/x
  3. Step 3: Cross multiply
    11,363.81x = 15,682.23 × 6,328.04
  4. Step 4: Simplify right side
    11,363.81x = 99,237,700.32
  5. Step 5: Solve for x
    x = 99,237,700.32/11,363.81
  6. Step 6: Final answer
    x = 8,732.79

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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.