Home / 12,537.32-17,300.57-6,871.16

Finding the Fourth Proportional to 12,537.32, 17,300.57 and 6,871.16

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Solution

The fourth proportional to 12,537.32, 17,300.57 and 6,871.16 is: 9,481.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,537.32 : 17,300.57 = 6,871.16 : x
  2. Step 2: Convert to fraction form
    12,537.32/17,300.57 = 6,871.16/x
  3. Step 3: Cross multiply
    12,537.32x = 17,300.57 × 6,871.16
  4. Step 4: Simplify right side
    12,537.32x = 118,874,984.56
  5. Step 5: Solve for x
    x = 118,874,984.56/12,537.32
  6. Step 6: Final answer
    x = 9,481.69

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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.