Home / 10,383.10-14,328.75-5,667.46

Finding the Fourth Proportional to 10,383.10, 14,328.75 and 5,667.46

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Solution

The fourth proportional to 10,383.10, 14,328.75 and 5,667.46 is: 7,821.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,383.10 : 14,328.75 = 5,667.46 : x
  2. Step 2: Convert to fraction form
    10,383.10/14,328.75 = 5,667.46/x
  3. Step 3: Cross multiply
    10,383.10x = 14,328.75 × 5,667.46
  4. Step 4: Simplify right side
    10,383.10x = 81,207,617.48
  5. Step 5: Solve for x
    x = 81,207,617.48/10,383.10
  6. Step 6: Final answer
    x = 7,821.13

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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.