Home / 11,045.12-15,241.13-6,796.45

Finding the Fourth Proportional to 11,045.12, 15,241.13 and 6,796.45

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Solution

The fourth proportional to 11,045.12, 15,241.13 and 6,796.45 is: 9,378.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,045.12 : 15,241.13 = 6,796.45 : x
  2. Step 2: Convert to fraction form
    11,045.12/15,241.13 = 6,796.45/x
  3. Step 3: Cross multiply
    11,045.12x = 15,241.13 × 6,796.45
  4. Step 4: Simplify right side
    11,045.12x = 103,585,501.78
  5. Step 5: Solve for x
    x = 103,585,501.78/11,045.12
  6. Step 6: Final answer
    x = 9,378.40

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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.