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Finding the Fourth Proportional to 11,756.93, 17,636.93 and 6,210.48

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Solution

The fourth proportional to 11,756.93, 17,636.93 and 6,210.48 is: 9,316.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,756.93 : 17,636.93 = 6,210.48 : x
  2. Step 2: Convert to fraction form
    11,756.93/17,636.93 = 6,210.48/x
  3. Step 3: Cross multiply
    11,756.93x = 17,636.93 × 6,210.48
  4. Step 4: Simplify right side
    11,756.93x = 109,533,801.03
  5. Step 5: Solve for x
    x = 109,533,801.03/11,756.93
  6. Step 6: Final answer
    x = 9,316.53

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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.