Home / 12,537.45-17,300.95-6,871.07

Finding the Fourth Proportional to 12,537.45, 17,300.95 and 6,871.07

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Solution

The fourth proportional to 12,537.45, 17,300.95 and 6,871.07 is: 9,481.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,537.45 : 17,300.95 = 6,871.07 : x
  2. Step 2: Convert to fraction form
    12,537.45/17,300.95 = 6,871.07/x
  3. Step 3: Cross multiply
    12,537.45x = 17,300.95 × 6,871.07
  4. Step 4: Simplify right side
    12,537.45x = 118,876,064.59
  5. Step 5: Solve for x
    x = 118,876,064.59/12,537.45
  6. Step 6: Final answer
    x = 9,481.68

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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.