Home / 10,718.23-14,791.15-5,938.48

Finding the Fourth Proportional to 10,718.23, 14,791.15 and 5,938.48

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Solution

The fourth proportional to 10,718.23, 14,791.15 and 5,938.48 is: 8,195.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,718.23 : 14,791.15 = 5,938.48 : x
  2. Step 2: Convert to fraction form
    10,718.23/14,791.15 = 5,938.48/x
  3. Step 3: Cross multiply
    10,718.23x = 14,791.15 × 5,938.48
  4. Step 4: Simplify right side
    10,718.23x = 87,836,918.76
  5. Step 5: Solve for x
    x = 87,836,918.76/10,718.23
  6. Step 6: Final answer
    x = 8,195.10

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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.