Home / 3,495.80-4,824.16-1,923.86

Finding the Fourth Proportional to 3,495.80, 4,824.16 and 1,923.86

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Solution

The fourth proportional to 3,495.80, 4,824.16 and 1,923.86 is: 2,654.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,495.80 : 4,824.16 = 1,923.86 : x
  2. Step 2: Convert to fraction form
    3,495.80/4,824.16 = 1,923.86/x
  3. Step 3: Cross multiply
    3,495.80x = 4,824.16 × 1,923.86
  4. Step 4: Simplify right side
    3,495.80x = 9,280,979.53
  5. Step 5: Solve for x
    x = 9,280,979.53/3,495.80
  6. Step 6: Final answer
    x = 2,654.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.