Home / 10,617.51-15,938.57-5,696.76

Finding the Fourth Proportional to 10,617.51, 15,938.57 and 5,696.76

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Solution

The fourth proportional to 10,617.51, 15,938.57 and 5,696.76 is: 8,551.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,617.51 : 15,938.57 = 5,696.76 : x
  2. Step 2: Convert to fraction form
    10,617.51/15,938.57 = 5,696.76/x
  3. Step 3: Cross multiply
    10,617.51x = 15,938.57 × 5,696.76
  4. Step 4: Simplify right side
    10,617.51x = 90,798,208.03
  5. Step 5: Solve for x
    x = 90,798,208.03/10,617.51
  6. Step 6: Final answer
    x = 8,551.74

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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.