Home / 4,925.36-6,796.78-2,687.20

Finding the Fourth Proportional to 4,925.36, 6,796.78 and 2,687.20

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Solution

The fourth proportional to 4,925.36, 6,796.78 and 2,687.20 is: 3,708.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,925.36 : 6,796.78 = 2,687.20 : x
  2. Step 2: Convert to fraction form
    4,925.36/6,796.78 = 2,687.20/x
  3. Step 3: Cross multiply
    4,925.36x = 6,796.78 × 2,687.20
  4. Step 4: Simplify right side
    4,925.36x = 18,264,307.22
  5. Step 5: Solve for x
    x = 18,264,307.22/4,925.36
  6. Step 6: Final answer
    x = 3,708.22

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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.