Home / 9,254.61-12,768.26-5,272.92

Finding the Fourth Proportional to 9,254.61, 12,768.26 and 5,272.92

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Solution

The fourth proportional to 9,254.61, 12,768.26 and 5,272.92 is: 7,274.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,254.61 : 12,768.26 = 5,272.92 : x
  2. Step 2: Convert to fraction form
    9,254.61/12,768.26 = 5,272.92/x
  3. Step 3: Cross multiply
    9,254.61x = 12,768.26 × 5,272.92
  4. Step 4: Simplify right side
    9,254.61x = 67,325,987.15
  5. Step 5: Solve for x
    x = 67,325,987.15/9,254.61
  6. Step 6: Final answer
    x = 7,274.86

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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.