Home / 9,642.96-14,455.68-3,803.04

Finding the Fourth Proportional to 9,642.96, 14,455.68 and 3,803.04

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Solution

The fourth proportional to 9,642.96, 14,455.68 and 3,803.04 is: 5,701.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,642.96 : 14,455.68 = 3,803.04 : x
  2. Step 2: Convert to fraction form
    9,642.96/14,455.68 = 3,803.04/x
  3. Step 3: Cross multiply
    9,642.96x = 14,455.68 × 3,803.04
  4. Step 4: Simplify right side
    9,642.96x = 54,975,529.27
  5. Step 5: Solve for x
    x = 54,975,529.27/9,642.96
  6. Step 6: Final answer
    x = 5,701.11

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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.