Home / 8,971.09-13,455.81-2,397.04

Finding the Fourth Proportional to 8,971.09, 13,455.81 and 2,397.04

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Solution

The fourth proportional to 8,971.09, 13,455.81 and 2,397.04 is: 3,595.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,971.09 : 13,455.81 = 2,397.04 : x
  2. Step 2: Convert to fraction form
    8,971.09/13,455.81 = 2,397.04/x
  3. Step 3: Cross multiply
    8,971.09x = 13,455.81 × 2,397.04
  4. Step 4: Simplify right side
    8,971.09x = 32,254,114.80
  5. Step 5: Solve for x
    x = 32,254,114.80/8,971.09
  6. Step 6: Final answer
    x = 3,595.34

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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.