Home / 5,903.42-8,838.58-3,123.81

Finding the Fourth Proportional to 5,903.42, 8,838.58 and 3,123.81

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Solution

The fourth proportional to 5,903.42, 8,838.58 and 3,123.81 is: 4,676.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,903.42 : 8,838.58 = 3,123.81 : x
  2. Step 2: Convert to fraction form
    5,903.42/8,838.58 = 3,123.81/x
  3. Step 3: Cross multiply
    5,903.42x = 8,838.58 × 3,123.81
  4. Step 4: Simplify right side
    5,903.42x = 27,609,984.78
  5. Step 5: Solve for x
    x = 27,609,984.78/5,903.42
  6. Step 6: Final answer
    x = 4,676.95

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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.