Home / 5,155.23-7,733.12-2,384.49

Finding the Fourth Proportional to 5,155.23, 7,733.12 and 2,384.49

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Solution

The fourth proportional to 5,155.23, 7,733.12 and 2,384.49 is: 3,576.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,155.23 : 7,733.12 = 2,384.49 : x
  2. Step 2: Convert to fraction form
    5,155.23/7,733.12 = 2,384.49/x
  3. Step 3: Cross multiply
    5,155.23x = 7,733.12 × 2,384.49
  4. Step 4: Simplify right side
    5,155.23x = 18,439,535.39
  5. Step 5: Solve for x
    x = 18,439,535.39/5,155.23
  6. Step 6: Final answer
    x = 3,576.86

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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.