Home / 10,172.84-14,037.95-5,696.52

Finding the Fourth Proportional to 10,172.84, 14,037.95 and 5,696.52

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Solution

The fourth proportional to 10,172.84, 14,037.95 and 5,696.52 is: 7,860.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,172.84 : 14,037.95 = 5,696.52 : x
  2. Step 2: Convert to fraction form
    10,172.84/14,037.95 = 5,696.52/x
  3. Step 3: Cross multiply
    10,172.84x = 14,037.95 × 5,696.52
  4. Step 4: Simplify right side
    10,172.84x = 79,967,462.93
  5. Step 5: Solve for x
    x = 79,967,462.93/10,172.84
  6. Step 6: Final answer
    x = 7,860.88

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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.