Home / 8,283.41-12,424.70-3,088.88

Finding the Fourth Proportional to 8,283.41, 12,424.70 and 3,088.88

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Solution

The fourth proportional to 8,283.41, 12,424.70 and 3,088.88 is: 4,633.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,283.41 : 12,424.70 = 3,088.88 : x
  2. Step 2: Convert to fraction form
    8,283.41/12,424.70 = 3,088.88/x
  3. Step 3: Cross multiply
    8,283.41x = 12,424.70 × 3,088.88
  4. Step 4: Simplify right side
    8,283.41x = 38,378,352.93
  5. Step 5: Solve for x
    x = 38,378,352.93/8,283.41
  6. Step 6: Final answer
    x = 4,633.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.