Home / 5,239.84-7,861.08-1,953.04

Finding the Fourth Proportional to 5,239.84, 7,861.08 and 1,953.04

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Solution

The fourth proportional to 5,239.84, 7,861.08 and 1,953.04 is: 2,930.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,239.84 : 7,861.08 = 1,953.04 : x
  2. Step 2: Convert to fraction form
    5,239.84/7,861.08 = 1,953.04/x
  3. Step 3: Cross multiply
    5,239.84x = 7,861.08 × 1,953.04
  4. Step 4: Simplify right side
    5,239.84x = 15,353,003.68
  5. Step 5: Solve for x
    x = 15,353,003.68/5,239.84
  6. Step 6: Final answer
    x = 2,930.05

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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.