Home / 12,346.97-17,038.17-6,756.89

Finding the Fourth Proportional to 12,346.97, 17,038.17 and 6,756.89

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Solution

The fourth proportional to 12,346.97, 17,038.17 and 6,756.89 is: 9,324.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,346.97 : 17,038.17 = 6,756.89 : x
  2. Step 2: Convert to fraction form
    12,346.97/17,038.17 = 6,756.89/x
  3. Step 3: Cross multiply
    12,346.97x = 17,038.17 × 6,756.89
  4. Step 4: Simplify right side
    12,346.97x = 115,125,006.71
  5. Step 5: Solve for x
    x = 115,125,006.71/12,346.97
  6. Step 6: Final answer
    x = 9,324.15

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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.