Home / 7,359.21-11,040.66-2,165.13

Finding the Fourth Proportional to 7,359.21, 11,040.66 and 2,165.13

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Solution

The fourth proportional to 7,359.21, 11,040.66 and 2,165.13 is: 3,248.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,359.21 : 11,040.66 = 2,165.13 : x
  2. Step 2: Convert to fraction form
    7,359.21/11,040.66 = 2,165.13/x
  3. Step 3: Cross multiply
    7,359.21x = 11,040.66 × 2,165.13
  4. Step 4: Simplify right side
    7,359.21x = 23,904,464.19
  5. Step 5: Solve for x
    x = 23,904,464.19/7,359.21
  6. Step 6: Final answer
    x = 3,248.24

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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.