Home / 10,312.79-14,231.97-5,836.46

Finding the Fourth Proportional to 10,312.79, 14,231.97 and 5,836.46

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Solution

The fourth proportional to 10,312.79, 14,231.97 and 5,836.46 is: 8,054.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,312.79 : 14,231.97 = 5,836.46 : x
  2. Step 2: Convert to fraction form
    10,312.79/14,231.97 = 5,836.46/x
  3. Step 3: Cross multiply
    10,312.79x = 14,231.97 × 5,836.46
  4. Step 4: Simplify right side
    10,312.79x = 83,064,252.47
  5. Step 5: Solve for x
    x = 83,064,252.47/10,312.79
  6. Step 6: Final answer
    x = 8,054.49

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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.