Home / 4,633.18-6,949.80-1,123.18

Finding the Fourth Proportional to 4,633.18, 6,949.80 and 1,123.18

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Solution

The fourth proportional to 4,633.18, 6,949.80 and 1,123.18 is: 1,684.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,633.18 : 6,949.80 = 1,123.18 : x
  2. Step 2: Convert to fraction form
    4,633.18/6,949.80 = 1,123.18/x
  3. Step 3: Cross multiply
    4,633.18x = 6,949.80 × 1,123.18
  4. Step 4: Simplify right side
    4,633.18x = 7,805,876.36
  5. Step 5: Solve for x
    x = 7,805,876.36/4,633.18
  6. Step 6: Final answer
    x = 1,684.78

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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.