Home / 6,739.04-10,103.84-2,988.76

Finding the Fourth Proportional to 6,739.04, 10,103.84 and 2,988.76

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Solution

The fourth proportional to 6,739.04, 10,103.84 and 2,988.76 is: 4,481.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,739.04 : 10,103.84 = 2,988.76 : x
  2. Step 2: Convert to fraction form
    6,739.04/10,103.84 = 2,988.76/x
  3. Step 3: Cross multiply
    6,739.04x = 10,103.84 × 2,988.76
  4. Step 4: Simplify right side
    6,739.04x = 30,197,952.84
  5. Step 5: Solve for x
    x = 30,197,952.84/6,739.04
  6. Step 6: Final answer
    x = 4,481.05

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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.