Home / 3,605.41-5,397.16-2,307.79

Finding the Fourth Proportional to 3,605.41, 5,397.16 and 2,307.79

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Solution

The fourth proportional to 3,605.41, 5,397.16 and 2,307.79 is: 3,454.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,605.41 : 5,397.16 = 2,307.79 : x
  2. Step 2: Convert to fraction form
    3,605.41/5,397.16 = 2,307.79/x
  3. Step 3: Cross multiply
    3,605.41x = 5,397.16 × 2,307.79
  4. Step 4: Simplify right side
    3,605.41x = 12,455,500.34
  5. Step 5: Solve for x
    x = 12,455,500.34/3,605.41
  6. Step 6: Final answer
    x = 3,454.67

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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.