Home / 5,180.72-7,758.93-4,557.83

Finding the Fourth Proportional to 5,180.72, 7,758.93 and 4,557.83

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Solution

The fourth proportional to 5,180.72, 7,758.93 and 4,557.83 is: 6,826.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,180.72 : 7,758.93 = 4,557.83 : x
  2. Step 2: Convert to fraction form
    5,180.72/7,758.93 = 4,557.83/x
  3. Step 3: Cross multiply
    5,180.72x = 7,758.93 × 4,557.83
  4. Step 4: Simplify right side
    5,180.72x = 35,363,883.92
  5. Step 5: Solve for x
    x = 35,363,883.92/5,180.72
  6. Step 6: Final answer
    x = 6,826.06

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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.