Home / 12,440.04-17,167.32-6,851.04

Finding the Fourth Proportional to 12,440.04, 17,167.32 and 6,851.04

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Solution

The fourth proportional to 12,440.04, 17,167.32 and 6,851.04 is: 9,454.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,440.04 : 17,167.32 = 6,851.04 : x
  2. Step 2: Convert to fraction form
    12,440.04/17,167.32 = 6,851.04/x
  3. Step 3: Cross multiply
    12,440.04x = 17,167.32 × 6,851.04
  4. Step 4: Simplify right side
    12,440.04x = 117,613,996.01
  5. Step 5: Solve for x
    x = 117,613,996.01/12,440.04
  6. Step 6: Final answer
    x = 9,454.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.