Home / 6,631.13-9,946.73-1,700.80

Finding the Fourth Proportional to 6,631.13, 9,946.73 and 1,700.80

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Solution

The fourth proportional to 6,631.13, 9,946.73 and 1,700.80 is: 2,551.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,631.13 : 9,946.73 = 1,700.80 : x
  2. Step 2: Convert to fraction form
    6,631.13/9,946.73 = 1,700.80/x
  3. Step 3: Cross multiply
    6,631.13x = 9,946.73 × 1,700.80
  4. Step 4: Simplify right side
    6,631.13x = 16,917,377.77
  5. Step 5: Solve for x
    x = 16,917,377.77/6,631.13
  6. Step 6: Final answer
    x = 2,551.20

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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.