Home / 6,690.84-10,040.86-2,308.30

Finding the Fourth Proportional to 6,690.84, 10,040.86 and 2,308.30

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Solution

The fourth proportional to 6,690.84, 10,040.86 and 2,308.30 is: 3,464.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,690.84 : 10,040.86 = 2,308.30 : x
  2. Step 2: Convert to fraction form
    6,690.84/10,040.86 = 2,308.30/x
  3. Step 3: Cross multiply
    6,690.84x = 10,040.86 × 2,308.30
  4. Step 4: Simplify right side
    6,690.84x = 23,177,294.92
  5. Step 5: Solve for x
    x = 23,177,294.92/6,690.84
  6. Step 6: Final answer
    x = 3,464.04

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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.