Home / 7,207.55-10,816.80-4,862

Finding the Fourth Proportional to 7,207.55, 10,816.80 and 4,862

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Solution

The fourth proportional to 7,207.55, 10,816.80 and 4,862 is: 7,296.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,207.55 : 10,816.80 = 4,862 : x
  2. Step 2: Convert to fraction form
    7,207.55/10,816.80 = 4,862/x
  3. Step 3: Cross multiply
    7,207.55x = 10,816.80 × 4,862
  4. Step 4: Simplify right side
    7,207.55x = 52,591,281.60
  5. Step 5: Solve for x
    x = 52,591,281.60/7,207.55
  6. Step 6: Final answer
    x = 7,296.69

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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.