Home / 4,983.58-7,475.30-1,520.83

Finding the Fourth Proportional to 4,983.58, 7,475.30 and 1,520.83

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Solution

The fourth proportional to 4,983.58, 7,475.30 and 1,520.83 is: 2,281.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,983.58 : 7,475.30 = 1,520.83 : x
  2. Step 2: Convert to fraction form
    4,983.58/7,475.30 = 1,520.83/x
  3. Step 3: Cross multiply
    4,983.58x = 7,475.30 × 1,520.83
  4. Step 4: Simplify right side
    4,983.58x = 11,368,652.89
  5. Step 5: Solve for x
    x = 11,368,652.89/4,983.58
  6. Step 6: Final answer
    x = 2,281.22

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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.