Home / 11,663.68-17,502.18-4,267.12

Finding the Fourth Proportional to 11,663.68, 17,502.18 and 4,267.12

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Solution

The fourth proportional to 11,663.68, 17,502.18 and 4,267.12 is: 6,403.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,663.68 : 17,502.18 = 4,267.12 : x
  2. Step 2: Convert to fraction form
    11,663.68/17,502.18 = 4,267.12/x
  3. Step 3: Cross multiply
    11,663.68x = 17,502.18 × 4,267.12
  4. Step 4: Simplify right side
    11,663.68x = 74,683,902.32
  5. Step 5: Solve for x
    x = 74,683,902.32/11,663.68
  6. Step 6: Final answer
    x = 6,403.12

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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.