Home / 8,298.55-11,451.08-4,940.89

Finding the Fourth Proportional to 8,298.55, 11,451.08 and 4,940.89

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Solution

The fourth proportional to 8,298.55, 11,451.08 and 4,940.89 is: 6,817.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,298.55 : 11,451.08 = 4,940.89 : x
  2. Step 2: Convert to fraction form
    8,298.55/11,451.08 = 4,940.89/x
  3. Step 3: Cross multiply
    8,298.55x = 11,451.08 × 4,940.89
  4. Step 4: Simplify right side
    8,298.55x = 56,578,501.96
  5. Step 5: Solve for x
    x = 56,578,501.96/8,298.55
  6. Step 6: Final answer
    x = 6,817.88

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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.