Home / 7,766.04-11,649.88-2,836.12

Finding the Fourth Proportional to 7,766.04, 11,649.88 and 2,836.12

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Solution

The fourth proportional to 7,766.04, 11,649.88 and 2,836.12 is: 4,254.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,766.04 : 11,649.88 = 2,836.12 : x
  2. Step 2: Convert to fraction form
    7,766.04/11,649.88 = 2,836.12/x
  3. Step 3: Cross multiply
    7,766.04x = 11,649.88 × 2,836.12
  4. Step 4: Simplify right side
    7,766.04x = 33,040,457.67
  5. Step 5: Solve for x
    x = 33,040,457.67/7,766.04
  6. Step 6: Final answer
    x = 4,254.48

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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.