Home / 11,897.01-17,845.38-4,971.51

Finding the Fourth Proportional to 11,897.01, 17,845.38 and 4,971.51

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Solution

The fourth proportional to 11,897.01, 17,845.38 and 4,971.51 is: 7,457.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,897.01 : 17,845.38 = 4,971.51 : x
  2. Step 2: Convert to fraction form
    11,897.01/17,845.38 = 4,971.51/x
  3. Step 3: Cross multiply
    11,897.01x = 17,845.38 × 4,971.51
  4. Step 4: Simplify right side
    11,897.01x = 88,718,485.12
  5. Step 5: Solve for x
    x = 88,718,485.12/11,897.01
  6. Step 6: Final answer
    x = 7,457.21

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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.