Home / 5,308.81-7,941.25-4,827.67

Finding the Fourth Proportional to 5,308.81, 7,941.25 and 4,827.67

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Solution

The fourth proportional to 5,308.81, 7,941.25 and 4,827.67 is: 7,221.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,308.81 : 7,941.25 = 4,827.67 : x
  2. Step 2: Convert to fraction form
    5,308.81/7,941.25 = 4,827.67/x
  3. Step 3: Cross multiply
    5,308.81x = 7,941.25 × 4,827.67
  4. Step 4: Simplify right side
    5,308.81x = 38,337,734.39
  5. Step 5: Solve for x
    x = 38,337,734.39/5,308.81
  6. Step 6: Final answer
    x = 7,221.53

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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.