Home / 4,369.72-6,555.62-1,904.98

Finding the Fourth Proportional to 4,369.72, 6,555.62 and 1,904.98

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Solution

The fourth proportional to 4,369.72, 6,555.62 and 1,904.98 is: 2,857.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,369.72 : 6,555.62 = 1,904.98 : x
  2. Step 2: Convert to fraction form
    4,369.72/6,555.62 = 1,904.98/x
  3. Step 3: Cross multiply
    4,369.72x = 6,555.62 × 1,904.98
  4. Step 4: Simplify right side
    4,369.72x = 12,488,324.99
  5. Step 5: Solve for x
    x = 12,488,324.99/4,369.72
  6. Step 6: Final answer
    x = 2,857.92

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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.