Home / 4,989.19-6,885.04-2,751.07

Finding the Fourth Proportional to 4,989.19, 6,885.04 and 2,751.07

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Solution

The fourth proportional to 4,989.19, 6,885.04 and 2,751.07 is: 3,796.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,989.19 : 6,885.04 = 2,751.07 : x
  2. Step 2: Convert to fraction form
    4,989.19/6,885.04 = 2,751.07/x
  3. Step 3: Cross multiply
    4,989.19x = 6,885.04 × 2,751.07
  4. Step 4: Simplify right side
    4,989.19x = 18,941,226.99
  5. Step 5: Solve for x
    x = 18,941,226.99/4,989.19
  6. Step 6: Final answer
    x = 3,796.45

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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.