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Finding the Fourth Proportional to 4,551.77, 6,830.09 and 1,954.91

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Solution

The fourth proportional to 4,551.77, 6,830.09 and 1,954.91 is: 2,933.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,551.77 : 6,830.09 = 1,954.91 : x
  2. Step 2: Convert to fraction form
    4,551.77/6,830.09 = 1,954.91/x
  3. Step 3: Cross multiply
    4,551.77x = 6,830.09 × 1,954.91
  4. Step 4: Simplify right side
    4,551.77x = 13,352,167.32
  5. Step 5: Solve for x
    x = 13,352,167.32/4,551.77
  6. Step 6: Final answer
    x = 2,933.40

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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.