Home / 6,885.20-10,320.58-3,370.36

Finding the Fourth Proportional to 6,885.20, 10,320.58 and 3,370.36

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Solution

The fourth proportional to 6,885.20, 10,320.58 and 3,370.36 is: 5,052.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,885.20 : 10,320.58 = 3,370.36 : x
  2. Step 2: Convert to fraction form
    6,885.20/10,320.58 = 3,370.36/x
  3. Step 3: Cross multiply
    6,885.20x = 10,320.58 × 3,370.36
  4. Step 4: Simplify right side
    6,885.20x = 34,784,070.01
  5. Step 5: Solve for x
    x = 34,784,070.01/6,885.20
  6. Step 6: Final answer
    x = 5,052.01

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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.