Home / 11,552.40-17,316.18-4,981.68

Finding the Fourth Proportional to 11,552.40, 17,316.18 and 4,981.68

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Solution

The fourth proportional to 11,552.40, 17,316.18 and 4,981.68 is: 7,467.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,552.40 : 17,316.18 = 4,981.68 : x
  2. Step 2: Convert to fraction form
    11,552.40/17,316.18 = 4,981.68/x
  3. Step 3: Cross multiply
    11,552.40x = 17,316.18 × 4,981.68
  4. Step 4: Simplify right side
    11,552.40x = 86,263,667.58
  5. Step 5: Solve for x
    x = 86,263,667.58/11,552.40
  6. Step 6: Final answer
    x = 7,467.16

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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.