Home / 10,084.57-13,916.70-5,668.57

Finding the Fourth Proportional to 10,084.57, 13,916.70 and 5,668.57

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Solution

The fourth proportional to 10,084.57, 13,916.70 and 5,668.57 is: 7,822.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,084.57 : 13,916.70 = 5,668.57 : x
  2. Step 2: Convert to fraction form
    10,084.57/13,916.70 = 5,668.57/x
  3. Step 3: Cross multiply
    10,084.57x = 13,916.70 × 5,668.57
  4. Step 4: Simplify right side
    10,084.57x = 78,887,788.12
  5. Step 5: Solve for x
    x = 78,887,788.12/10,084.57
  6. Step 6: Final answer
    x = 7,822.62

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1.5x scale

Why These Related Problems?

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