Home / 4,631.09-6,946.60-1,855.77

Finding the Fourth Proportional to 4,631.09, 6,946.60 and 1,855.77

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Solution

The fourth proportional to 4,631.09, 6,946.60 and 1,855.77 is: 2,783.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,631.09 : 6,946.60 = 1,855.77 : x
  2. Step 2: Convert to fraction form
    4,631.09/6,946.60 = 1,855.77/x
  3. Step 3: Cross multiply
    4,631.09x = 6,946.60 × 1,855.77
  4. Step 4: Simplify right side
    4,631.09x = 12,891,287.24
  5. Step 5: Solve for x
    x = 12,891,287.24/4,631.09
  6. Step 6: Final answer
    x = 2,783.64

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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.