Home / 7,003.40-10,496.39-4,661.28

Finding the Fourth Proportional to 7,003.40, 10,496.39 and 4,661.28

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Solution

The fourth proportional to 7,003.40, 10,496.39 and 4,661.28 is: 6,986.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,003.40 : 10,496.39 = 4,661.28 : x
  2. Step 2: Convert to fraction form
    7,003.40/10,496.39 = 4,661.28/x
  3. Step 3: Cross multiply
    7,003.40x = 10,496.39 × 4,661.28
  4. Step 4: Simplify right side
    7,003.40x = 48,926,589.47
  5. Step 5: Solve for x
    x = 48,926,589.47/7,003.40
  6. Step 6: Final answer
    x = 6,986.12

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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.