Home / 6,708.12-9,257.63-3,875.61

Finding the Fourth Proportional to 6,708.12, 9,257.63 and 3,875.61

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Solution

The fourth proportional to 6,708.12, 9,257.63 and 3,875.61 is: 5,348.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,708.12 : 9,257.63 = 3,875.61 : x
  2. Step 2: Convert to fraction form
    6,708.12/9,257.63 = 3,875.61/x
  3. Step 3: Cross multiply
    6,708.12x = 9,257.63 × 3,875.61
  4. Step 4: Simplify right side
    6,708.12x = 35,878,963.40
  5. Step 5: Solve for x
    x = 35,878,963.40/6,708.12
  6. Step 6: Final answer
    x = 5,348.59

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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.