Home / 4,538.45-6,807.68-1,251.54

Finding the Fourth Proportional to 4,538.45, 6,807.68 and 1,251.54

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Solution

The fourth proportional to 4,538.45, 6,807.68 and 1,251.54 is: 1,877.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,538.45 : 6,807.68 = 1,251.54 : x
  2. Step 2: Convert to fraction form
    4,538.45/6,807.68 = 1,251.54/x
  3. Step 3: Cross multiply
    4,538.45x = 6,807.68 × 1,251.54
  4. Step 4: Simplify right side
    4,538.45x = 8,520,115.11
  5. Step 5: Solve for x
    x = 8,520,115.11/4,538.45
  6. Step 6: Final answer
    x = 1,877.32

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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.