Home / 4,319.37-6,473.57-2,758.91

Finding the Fourth Proportional to 4,319.37, 6,473.57 and 2,758.91

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Solution

The fourth proportional to 4,319.37, 6,473.57 and 2,758.91 is: 4,134.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,319.37 : 6,473.57 = 2,758.91 : x
  2. Step 2: Convert to fraction form
    4,319.37/6,473.57 = 2,758.91/x
  3. Step 3: Cross multiply
    4,319.37x = 6,473.57 × 2,758.91
  4. Step 4: Simplify right side
    4,319.37x = 17,859,950.85
  5. Step 5: Solve for x
    x = 17,859,950.85/4,319.37
  6. Step 6: Final answer
    x = 4,134.85

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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.