Home / 11,746.48-17,619.10-2,981.47

Finding the Fourth Proportional to 11,746.48, 17,619.10 and 2,981.47

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Solution

The fourth proportional to 11,746.48, 17,619.10 and 2,981.47 is: 4,472.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,746.48 : 17,619.10 = 2,981.47 : x
  2. Step 2: Convert to fraction form
    11,746.48/17,619.10 = 2,981.47/x
  3. Step 3: Cross multiply
    11,746.48x = 17,619.10 × 2,981.47
  4. Step 4: Simplify right side
    11,746.48x = 52,530,818.08
  5. Step 5: Solve for x
    x = 52,530,818.08/11,746.48
  6. Step 6: Final answer
    x = 4,472.05

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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.