Home / 4,631.80-6,949.48-2,784.24

Finding the Fourth Proportional to 4,631.80, 6,949.48 and 2,784.24

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Solution

The fourth proportional to 4,631.80, 6,949.48 and 2,784.24 is: 4,177.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,631.80 : 6,949.48 = 2,784.24 : x
  2. Step 2: Convert to fraction form
    4,631.80/6,949.48 = 2,784.24/x
  3. Step 3: Cross multiply
    4,631.80x = 6,949.48 × 2,784.24
  4. Step 4: Simplify right side
    4,631.80x = 19,349,020.20
  5. Step 5: Solve for x
    x = 19,349,020.20/4,631.80
  6. Step 6: Final answer
    x = 4,177.43

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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.