Home / 9,292.05-12,823.91-5,312.39

Finding the Fourth Proportional to 9,292.05, 12,823.91 and 5,312.39

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Solution

The fourth proportional to 9,292.05, 12,823.91 and 5,312.39 is: 7,331.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,292.05 : 12,823.91 = 5,312.39 : x
  2. Step 2: Convert to fraction form
    9,292.05/12,823.91 = 5,312.39/x
  3. Step 3: Cross multiply
    9,292.05x = 12,823.91 × 5,312.39
  4. Step 4: Simplify right side
    9,292.05x = 68,125,540.48
  5. Step 5: Solve for x
    x = 68,125,540.48/9,292.05
  6. Step 6: Final answer
    x = 7,331.59

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.