Home / 4,791.50-6,612.28-2,696.30

Finding the Fourth Proportional to 4,791.50, 6,612.28 and 2,696.30

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Solution

The fourth proportional to 4,791.50, 6,612.28 and 2,696.30 is: 3,720.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,791.50 : 6,612.28 = 2,696.30 : x
  2. Step 2: Convert to fraction form
    4,791.50/6,612.28 = 2,696.30/x
  3. Step 3: Cross multiply
    4,791.50x = 6,612.28 × 2,696.30
  4. Step 4: Simplify right side
    4,791.50x = 17,828,690.56
  5. Step 5: Solve for x
    x = 17,828,690.56/4,791.50
  6. Step 6: Final answer
    x = 3,720.90

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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.