Home / 7,355.60-11,007.94-4,543.28

Finding the Fourth Proportional to 7,355.60, 11,007.94 and 4,543.28

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Solution

The fourth proportional to 7,355.60, 11,007.94 and 4,543.28 is: 6,799.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,355.60 : 11,007.94 = 4,543.28 : x
  2. Step 2: Convert to fraction form
    7,355.60/11,007.94 = 4,543.28/x
  3. Step 3: Cross multiply
    7,355.60x = 11,007.94 × 4,543.28
  4. Step 4: Simplify right side
    7,355.60x = 50,012,153.64
  5. Step 5: Solve for x
    x = 50,012,153.64/7,355.60
  6. Step 6: Final answer
    x = 6,799.19

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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.