Home / 9,331.76-12,873.30-5,971.88

Finding the Fourth Proportional to 9,331.76, 12,873.30 and 5,971.88

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Solution

The fourth proportional to 9,331.76, 12,873.30 and 5,971.88 is: 8,238.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,331.76 : 12,873.30 = 5,971.88 : x
  2. Step 2: Convert to fraction form
    9,331.76/12,873.30 = 5,971.88/x
  3. Step 3: Cross multiply
    9,331.76x = 12,873.30 × 5,971.88
  4. Step 4: Simplify right side
    9,331.76x = 76,877,812.59
  5. Step 5: Solve for x
    x = 76,877,812.59/9,331.76
  6. Step 6: Final answer
    x = 8,238.30

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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.